An outing goes horribly wrong, and Rito comes to an incredible realization, with a more incredible dilemma around it.

Lala wants to help Rito and Haruna get closer, but Momo’s plan needs Lala to be the first wife. Utilizing a dating sim, Momo educates her sister about expressions of love.

Lala's personality changes due to a fever. Rito now has to deal with Lala's constantly changing personalitues and her desire to take over the world as a deviluke princess.

As Rito attempts to keep Haruna away from Lala’s gadgets, they accidentally activate one and are warped to another location -with no clothes!

Rito tries to work up the courage to confess to his long time crush. The universe seems to be against him, dropping a naked runaway alien princess named Lala into his bathtub.

Rito is attacked by a strange, golden haired girl on the street. It turns out that she is an assassin, know as Golden Darkness, hired to kill him.

Rito receives a message from the King which orders him to board the spaceship and prove he is the best in the universe. Before boarding, he confesses his feelings for Haruna.

Yami falls ill with a fever, and Rito rushes her to the hospital. As she recovers, Yami questions why Rito would help her.

The athletic festival has arrived and Rito makes a complete fool of himself, trying everything he can think of to impress Haruna.

With Rito's Greatest Man in the Universe training underway, he runs into Haruna and they develop an unlikely relationship, which finally escalates in Rito's favor: a date!

Rito avoids Lala while Saki daydreams of Zastin. Everyone prepares for Valentine’s Day, and Rito is the object of desire for many.

Yuuki hears about an alien hotel being run by Mikade-sensei and Kimio. There, Yuuki decides to try it check it out via the old school building.

Everyone is upset by Yui's submission of what they should do for the culture festival. She submitted that they do a region research display or a calligraphy display.

Yuki wakes up to Haruna and Lala yelling at him that he is about to miss the ship. Lala decides she can't marry unless he wants to.

Since Yami always wears the same clothing, Risa and Mio take her shopping. However, her new and improved wardrobe prevents her from using her weapons properly.

Celine is drunk and spreads her pollen, making Saki and the others fall for Rito. Later, a misunderstanding by Momo sparks an interesting turn of events.

King Deviluke is coming to Earth to see if Rito is worthy. Rito is left with only one option: become the Greatest Man in the Universe.

After seeing a commercial on TV promoting a hot springs, Lala tells Rito that she wants to own one, proceeding to build her own right in their backyard.

Things go awry when the group visits Saki’s private beach. Lala helps Rito study for an upcoming math test.

Haruna feels self-conscious about the size of her bust, and later finds a stray dog! Mikan and Yami switch bodies to experience each other’s abilities.

Mikan and Rito’s parents are never home, so the approaching Christmas holiday doesn't excite them, but Lala still helps fulfill one of Mikan's wishes.

Momo sneaks into Rito’s bed. Mikan, who wants to catch Momo in the act, sneaks in instead! Meanwhile, Celine is drunkely polinating and this time, Yami is under fire.

Rito finds that he's engaged to Lala and has three days to save the planet from her alien father, King Deviluke. To make matters worse, his longtime crush is mad at him.

Lala is the new transfer student at Rito's school and even though he implores her to keep a low profile, her antics are making her rather popular.

Everyone decides to have a fun afternoon together at the water park. However, Rito now has a new source of relationship drama: Run has fallen in love with him, too.