In a prequel to MARS, Tatsuya's intense jealousy of class bad-boy Rei turns into an unexpected friendship. Isamu is a troubled teen haunted by a tragic past he cannot change...

Maki is revealed to have supernatural powers too! She's kidnapped by the supernatural demon Volf, and Shion and Maki combine their powers to defeat him. Then the handsome Yuichiro discovers how deep his feelings for Maki are, as they share their first kiss...

Maki, Shion, and Yuichiro have enough problems just trying to decide amongst themselves where their feelings lie. Now its time for things to get much more complicated with two more otherworldly love interests. Its love, lust and scandal!

Yuichiro is out of control. His sexual urges have taken over his psyche and the beautiful coed Shion is the object of his desires. What will happen if his true love, Maki finds out? And what happened to the sexy health professor? Beautiful women, hapless students, and a dose of voyeurism with sci-fi suspense!

When Sakura, a fourteen-year-old orphaned girl, discovers she has four half-brothers, her world is turned upside down as they're all forced to live under one roof!

The peace at the Miyashita home is interrupted when a small child named Makoto, who looks extraordinarily like Masashi, shows up in search of her father. Masashi swears he's not the father, but he thinks he knows who is!

Sakura has been living with her brothers for almost a year now, and they have - surprisingly - been getting along. With misunderstandings, love confessions, and rumors spreading, however, life for this family is never boring!

When the Miyashita Family goes to a local summer festival, Sakura falls into the twilight zone and encounters Masashi - as a 14-year-old! When Sakura finally returns to the present, will she be able to make peace with him?

Sakura and her brothers go to a cafe, where they are treated to much more than just coffee! When the cafe's owner, Taizo Fukasawa, sees Sakura, he tells her that she looks exactly like his deceased girlfriend. He then invites her to a party - as his date! The brothers freak out, but Sakura accepts the invitation, leading her down a path no one could predict - a path that might even lead to her long lost father...

Sakura's brothers are in an overprotective uproar when she accepts a manager position at a soccer camp and plans a group visit to a theme park. They know she'll be alone with boys, and they don't want anything to happen to their precious Sakura!

When Tsuyoshi returns home all beat up, Masashi and Sakura can't help but wonder what happened - it's a good distraction to help them stop to think about what happened on Valentine's Day! But as the two play detective, they follow Tsuyoshi to the hospital, where they make a startling discovery that just may make their household even more crowded!