Jane is trying to go with the flow, so when Michael makes a suggestion to Jane which takes her out of her comfort zone, Jane decides to go for it. Jane struggles to adjust while Michael slides back into his old life. Meanwhile, Jane struggles with her feelings for Rafael.

Jane finds it difficult to stop meddling in other people’s relationships, especially Xo’s and Rafael’s. Rogelio makes an unorthodox agreement with his matchmaker. Petra goes to great lengths to find out if Rafael is working against her. Michael, with Jane’s help, makes an important life decision with Jane’s help. Meanwhile, Rafael gets some upsetting news that leaves him reeling.

Jane's latest parenting obstacle is sleep training Mateo, a struggle that has the Villanueva woman divided on what is the best method. At the same time, she is beginning her new job as a TA and is faced with a class full of basketball players looking for an easy A. Petra confesses all to Rafael and is determined to put her mother away for good. Rogelio's mother Liliana comes for a visit and reveals a 40 year old family secret. Meanwhile, Michael discovers the truth about Luisa's mother and new information about Rafael's mother.

In the middle of the night, Jane gets a burst of creative energy and starts her thesis. Unfortunately, Mateo spills orange juice all over her computer causing it to crash and Jane loses all her hard work. When Jane brings her computer to be fixed, she meets Dax and with the urging of her friend Lina (guest star Diane Guerrero), Jane considers dating again. Rogelio decides to have his mother Liliana become his manager, but soon realizes that was not the best decision. When Rafael comes to after being attacked by his mother now known to be the crime lord Mutter, he goes to Michael.

Jane takes on additional shifts at the Marbella to make some extra money, but it starts cutting into her time with Mateo. Jane and Rafael agree that they need a formal custody agreement and decide to use a mediator to help make it more amicable. Xo takes an acting role on Rogelio's telenovela and they are both surprised with her performance. Michael gets called into his boss' office after a newspaper runs a story on him and Sin Rostro. Meanwhile, Petra confronts Rafael when she learns that the twins' trust fund is different from Jane's arrangement.

Get ready for the finale with cast interviews from the cast of “Jane The Virgin” - Gina Rodriguez, Andrea Navedo, Yael Grobglas, Justin Baldoni, Brett Dier, Ivonne Coll, Jaime Camil, Elias Janssen, Anthony Mendez and executive producer Jennie Snyder Urman.

Jane and Michael are back together – almost! Jane attempts to get Rafael and Michael to reconcile, but it doesn’t go well. While Rafael is sulking over losing Jane, he is ignoring Petra and her pregnancy needs. Xo and Rogelio have broken up over the baby issue, but they are still acting like a couple, something Jane sees as a problem. Rogelio hires a new assistant, Paolo, who appears too good to be true.

Jane has made big plans to celebrate Mateo’s first birthday, but things start to fall apart when she learns there might be an issue with her wedding venue. Rogelio faces a challenge on set that could jeopardize Jane’s big day. Jane is excited when Alba gives her a lead on a book publisher, but soon begins having doubts about her writing. Jane and Petra try to help Rafael figure out his troubles, but they have differing opinions on how to handle the situation. Meanwhile, Michael is convinced that Derek is really in cahoots with Mutter and has a plan to prove it.

Jane is finally a published author but she’s reluctant to talk about her past to help sell her book. Rogelio is intimidated by his new younger male co-star and begins to wonder if the newbie is trying to sabotage him. Luisa and her girlfriend Eileen are back in town to visit Rafael, but Rafael isn’t taking any chances when it comes to safety. Meanwhile, Petra must convince Anezka to come back to Miami to answer some questions the police have for her.

With Jane and Xo still dealing with the fallout from Jane's bachelorette party, Jane is now left with finding someone to watch Mateo. When Michael volunteers to help everything is perfect until Mateo does something for the first time in front of Rafael, upsetting him. Rogelio gets in trouble with the network executives when he uses the crew for his own use, so he turns to his favorite writer Dina to help fix the problem. Meanwhile, someone is causing problems for Petra at the Marbella and in her personal life. 

Jane discovers that Michael was shot and finds herself having to make difficult choices. With Rafael focused on keeping Mateo safe, Anezka, who is pretending to be Petra, "helps" the cops with their investigation. However, it isn't long before everyone starts to notice that "Petra" is acting odd. Meanwhile, Rogelio is trying to keep everything out of the press for Jane, but in order to do so finds himself in an awkward position and asks for Xo's help.

When Jane’s cousin unexpectedly shows up at her door, Jane questions her own less than spontaneous life. Xo finds the perfect location for her dance studio, but it happens to be near her ex-boyfriend, Bruce. Rogelio realizes his feelings for Xo, but struggles with telling her. Petra is served with a lawsuit and she decides to ask Rafael for help. Meanwhile, Michael is ready to get to work just as they get a break in the Mutter case.

Jane and Michael are both feeling the pressure – Jane with turning in the perfect novel and Michael with passing his upcoming test. Jane and Rafael become concerned over Mateo’s development when they learn that other children his age are more advanced. Rogelio invites everyone to the last day of filming for his telenovela, but he is not pleased with the ending. After watching Xo and Rogelio’s interaction, Darci begins to question her and Rogelio’s potential relationship. Meanwhile, Rafael is upset when he learns what Petra is up to, but she explains that she is protecting him once again.

Jane is having a hard time dealing with Rafael avoiding her, so when an issue with Mateo comes up she uses it to get some face time. Rogelio turns to Jane for help when he learns his pilot is in trouble. Alba and Jorge enlist Xo’s help to study for their upcoming immigration test. Meanwhile, Petra finally gets to the bottom of who has been terrorizing her.

After Jane discovers Mateo’s abduction, chaos ensues, especially when they all learn Sin Rostro is involved and demanding a ransom. Jane must also focus on motherhood and turns to Xo and Alba for help, leaving Rafael feeling left out. Meanwhile, Petra is conflicted with what to do with Rafael’s remaining sperm sample.

Jane and Rafael interview potential babysitters to help take some of the pressure off everyone, but Jane has specific and lengthy requirements. Jane attends her graduate school's Christmas party in hopes of finding the perfect writing advisor, but things don't go quite as planned. Rogelio is faced with a tough decision about the direction of his life. Petra wants a friendship with Jane, but her mother's antics once again thwart those efforts. Meanwhile, Michael's suspicions have turned out to be true and he thinks he has discovered a lead on a possible rival to Sin Rostro.

Jane's crush on Professor Chavez is popping up in her dreams and she needs to evaluate her feelings towards him. Xo and Jane find Liliana's engagement ring and think that Rogelio is going to propose. Rogelio IS planning to propose, but with a different ring, one that gets swallowed accidentally by Mateo! Michael.

When Alba makes Jane feel guilty for not attending church, Jane decides she wants to bring Mateo against Rafael’s wishes. Rafael unlocks a long lost memory of him and his mother, which could be a clue in the Mutter case. Rogelio hires a matchmaker to help him get over Xo. Meanwhile, Jane’s cousin is starting to wear out her welcome.

Jane is finally ready to get back in the dating game so she enlists the help of Rafael and Petra. Alba takes Xo and Jane’s advice about being an independent woman when it comes to Jorge. Petra finds out that Chuck has been talking to the police, which could put her in hot water. Meanwhile, Rogelio is trying to settle his lawsuit in a hurry so he can start his new telenovela.

Jane is ready to move on from the Marbella and pursue writing full time, but an unexpected development forces her to consider returning to her teaching roots. When Jane applies for a job as an adjunct professor, she finds herself seeing her former professor, Jonathan Chavez, in a different light. Rafael thinks he has found a way to get back in the real estate game and looks to Jane for support. Meanwhile, Rogelio courts Eva Longoria to star in the American remake of the Passions of Santos.

With everything that has been going on, Jane reluctantly agrees to let Rogelio throw her a big 30th birthday party. Jane’s mentor gives her some important advice that may help her start writing again. Meanwhile, Petra thinks she and JR are finally in a good place, until she realizes that JR might see things differently.

With Jorge officially moved into Alba’s house with his stuff, it quickly has changed the dynamic, making Jane to uncomfortable. Rafael and Jane work on their co-parenting of Mateo now that they have a potential way to help Mateo. Rogelio has a new set of unexpected problems arise on set with River. Meanwhile, Xo is nervous about her last PET scan and what the results could show.

When a slot opens up in the graduate program that Jane has been waiting for, she is faced with her first big motherhood dilemma -- leaving Mateo sooner than expected. Rafael is still reeling from Petra's news as he tries to help plan Mateo's baptism with Jane. Xo helps Rogelio confront his past even though it makes Xo uncomfortable. Meanwhile, Michael takes some advice from Rogelio about how to handle Jane, but it is easier said than done for him.

As Jane tries to juggle motherhood and school, she forgets to plan Lina's surprise 25th birthday party leading to friction between the best friends. Rafael tells Jane that he still wants a romantic relationship with her, but she is blindsided when he asks for joint custody. Petra tries to enlist Michael's help to keep Jane and Rafael apart. Rogelio's ex-wife, Luciana, is blackmailing him with secrets from years ago to get her role back on "The Passions of Santos." Meanwhile, Michael gets a new partner and a possible lead in the Sin Rostro case.

The Villanueva women have a tradition for Mother's Day and Jane is excited to get to participate in her first one as a mom. However, their plans are thwarted when Petra invites everyone to a brunch instead. Jane's TA position is put into jeopardy when a mysterious ad appears in the college newspaper. Rogelio is hurt when Dina doesn't invite him to her birthday party, so he asks Jane to help in an unusual way. Rafael finds himself in big trouble thanks to his half-brother. Meanwhile, Xo finds herself in a compromising position.