Original Cindy reunites with her ex-lover, Diamond, who is recently out of prison. Max is suspicious of Diamond which causes her to have a fight with her best friend.

Alina Herrero contacts Eyes Only and asks him to help her find out the truth about her father's disappearance years ago. Max breaks in to the police department to steal information about her father, who also happens to be Logan's mentor. At the same time, Sketchy loses the mob's money and has to return the full amount in 36 hours. Max uses her super skills to win the money through poker.

Max hires a private detective to help her track down a fellow X-5 called Zack. She is about to receive vital information when the detective is found dead. Back at Logan's place, his ex-wife Valerie shows up unexpectedly with an obvious hidden agenda. Max decides to find out the truth about her.

Max must take on a cult of superhuman-blood addicts when she learns they're being led by a Manticore mutant intent on rebuilding an X-5 army. Meanwhile, Joshua falls in with the wrong crowd after Alec tricks him into delivering his packages for Jam Pony.

Max and Donald Lydecker are taken hostages at a convention. Logan decides to trade himself as a hostage for all the women. Max decides to stay and ends up helping Logan when the terrorists push him off the roof of the building. She also does the unexpected when she saves Lydecker from being shot in the head.

Lydecker gets the local police to post "Wanted" posters of Max throughout the city, charging her with Vogelsang's murder. When Zack returns to beg Max to leave town, Logan offers both of them shelter in a countryside retreat. Meanwhile, Sketchy is put in charge at Jam Pony and Normal goes to the police about Max.

Logan asks Max to be his date for a cousin's wedding where she meets his snobbish uncle and aunt. She also gets to meet Logan's ex-fiancée. Back at Jam Pony, Normal is taken by the mob when there is a delivery mix-up. Original Cindy and Max decide to help him retrieve the right painting to save their boss' life.

A group of South African known as the Red Series is after Max's DNA in an attempt to improve their enhanced soldier. They take Original Cindy hostage to lure Max out. The rescue reveals Max's true identity to her best friend.

Zack manages to escape from Manticore and calls Max, she comes to his rescue. What they do not know is that this is planned by Lydecker in an attempt to find the escaped X5's. Once Max and Zack find this out, they have to find a way to warn their siblings without exposing them.

Max discovers Logan is dealing with a back-alley medical clinic doctor who has agreed to perform experimental therapies to keep him out of his wheelchair, who Max realises is also a former Manticore scientist. Meanwhile, Original Cindy returns to Jam Pony and continues to learn more about Max and her relationship to Logan.

Max and Logan are out for a holiday. Unbeknownst to Max, Logan is also planning to investigate an old crime. Once there, Max befriends a small boy with a secret. Stirring his past brings troubles from the town's gangster to Logan and Max. Meanwhile, a powerful seizure takes over Max.

A suspicious-looking man takes pictures of Max. She follows him and is surprised that he seems to possess super-natural strength. Finding out that he is actually a good guy, the two team up with Logan and investigate the deaths of recently released prisoners. This leads to shocking discoveries about Logan's family business. Logan is left with a dilemma. If Eyes Only goes public about this finding, he would lose his source of income.

Max is in heat again, ready to jump at any men, even Normal! She hates her condition and is ashamed of it. Meanwhile, she is avoiding Logan at all cost and decides to cancel their anniversary dinner. After the day is over, she confronts the still-confused Logan about her condition and the two finally admit their feelings towards each other. Just as they are kissing, Zack interrupts with bad news about Tinga. They must go rescue her from a secret government facility.

Max and Logan look for Joshua, who is wandering Seattle looking for "Father", the man who created him. Meanwhile, Alec fights ordinary people in an underground club but when later caught by White, he must strike a bargain to kill three transgenics to save his life.

Max and Logan must set aside their complicated and lethal feelings for one another, when they investigate a series of unusual deaths and uncover a genocidal agenda linked to transgenic escapees.

On Halloween night, Max finds her "normal" world turned upside down when the creatures she let out of Manticore are able to walk the streets freely without fear of exposure. As she and Joshua, with a crazy band of characters, race against time to find a headless body before it carries out its intended lethal mission, Max is faced with the reality that Asha and Logan are getting closer than ever.

Disturbed by Joshua's unusual behavior, as well as Alec's new job working at Jam Pony, Max's concern for Joshua is heightened when sector police killings are attributed to a "beast-like" creature. As Max races to try to figure out the mystery of the killings before more are committed, she makes a surprising discovery about who the culprit actually is.

Max discovers that Zack is not only alive but apparently benefiting from some cybernetic enhancements to his genetic engineering, however he does have memory problems. Knowing that Zack sacrificed his life for hers, Max puts herself at great risk, attempting to rescue him from his new "owners," a vicious Seattle gang but when an attempt is made on Logan's life, Max is faced with a very painful decision.

Alec and Max set out to rescue an aquatic transgenic caught at sea from White, but the creature's mate throws a wrench into Max's plans. Meanwhile, Logan has a brush with death after he and Max get a little too close while babysitting his niece.

Max and Logan find themselves caught up in a spellbinding kidnapping case, that takes surprising turns when they learn the boy is the son of the infamous Mr. White. White, upon learning of Max's quest to find his son, decides to turn the tables and capture her instead and Max must race against time to save the boy, herself and discover the truth behind White's identity.

When Asha's militant group comes under fire, Max figures that it's all because of a Manticore-engineered military strategist, another transgenic called Brain. Brain sets out to protect Max as best he can, after he's called upon to discover who really betrayed the group.

While being haunted by music from the past, Alec must revisit one of his Manticore missions that went bad and resulted in the loss of his one true love. Max attempts to put the pieces of Alec's past together and upon discovery of the truth sets out to help him as best she can.

When Max and Logan finally find a cure for their genetically engineered virus, it turns out to be only temporary. Their time together is limited and to make matters worse they have to stop a strange Manticore creation that is on the loose in Seattle and preying on people.

After Max is shot and hospitalized, Logan must intercept White and a very curious CDC doctor in order to keep Max's transgenic identity undercover.

Max and Logan track Ames' kidnapped son, Ray, to a small town where the breeding cult known as the Familiars, are readying their youngest creation for a mysterious ceremony.