Yokota is more open with his feelings, but Nakagawa is easily embarrassed of public displays of affection. Though they may be outwardly different, their feelings for each other are the same -- their connection is such that they liken themselves to Do-Seibutu (Same-Cell Organisms).

    But when Atsu tells Junya, 'I want to get with you so bad', their whole relationship changes in a flash! In the space between friendship and love, which way will the pendulum of burgeoning affection swing?

    While Kouhei grew up to become a successful young doctor, Tadashi became a jobless, poor-as-dirt, flaming gay writer. But one lonely night, at his wits end, Tadashi sends Kouhei a text message and recieves a reply. Of course Tadashi has secretly harbored feelings for Kouhei for a long time. But when he finds out Kouhei is getting set-up for an arranged marriage...

    His main hobby is making video games, and he's used to not having many friends at school. Then, he meets Shirataki, a former member of the baseball club and his exact opposite; tall, muscular and sporty. Despite their many differences, the spark of friendship between the two boys begins to grow into something more...

    Kasumi is reserved, soft-spoken and shy; Kyousuke is energetic and has always been popular among their peers. As the saying goes though, opposites have a tendency to attract, and these two have been fast friends since elementary school. To Kasumi, Kyousuke has always been a hero to look up to, someone who supports him and saves him from the bullies. But now, school is over; their relationship suddenly becomes a lot less simple to describe. Facing the world — and one another — as adults, both men find there are things they struggle to say out loud, even to each other.

    They ultimately fail but instead spark the interest of the mob's young leader, Kazutaka Hyodo, who offers Yuki a deal he can't refuse: pay him a visit at his office once a week and all hospital bills will be taken care of. Yuki accepts without hesitation and in order to keep his end of the deal, starts paying Hyodo the visits he asked for...Ch1-5