After being best man at his best friend's (Saitou Toshihisa) wedding, Nagai Atsushi realizes that he might have fallen for him. Nagai, drowning in his sorrows and hatred for the new bride then meets Honda Kenzou, another guest at the wedding. Honda takes care of Nagai when he was dead drunk and now Nagai can't stop thinking of both Honda and Saitou.

For some individuals, baseball is more than just a game. Momokitchi Momoi, an underworld boss and the owner of a professional team known as the "Peach Twisters," seems to be the perfect example. There is only one punishment for players who have let him down: death. Terrible as he may sound, there is someone even more wicked than him—his daughter, Momomi. The three members of the Danger Service Agency—Mikura Suzuki, Tomohisa Harada, and Kenichi Kurokawa—are tasked with kidnapping Momokitchi and taking down his criminal empire. Surrounded by armed bodyguards, he is bound to be a risky target. However, born with a gun in hand, Mikura is used to dancing with danger. The only unknown quantity is Momomi, reputed to be a cold-blooded killer with a twisted mind. Should she stand in the DSA's way, Suzuki might finally find herself a worthy opponent.

The story is set in the future on the planet named Amoi which is controlled by a supercomputer named Jupiter. Among the mostly male human population, the light-haired elite class is allowed to temporarily keep the dark-haired "mongrels" as pets. One elite member, Iason, encounters a mongrel named Riki in the slums and decides to take him in. However, Iason keeps Riki longer than it is socially approved, and rumors abound about their possible relationship.

Two soldiers from warring countries are bound by a pledge as master and servant. Taki Reizen is a Commander of sublime beauty, shouldering the fate of his nation. Called "Mad Dog" because of his rough temperament, Klaus has sworn his loyalty to him as a knight. Despite this, those around them are cold and disapproving, full of various misgivings. For all their genuine feelings, what will come of love made cruel by the violence of war?