Based on the comics by the late Nekojiru. Contains 23 animated shorts aired TV Asahi Network's show Bokusho Mondai Boss Chara Ou. and 4 unbroadcast episodes. (Source: AniDB)

The story takes place in a time when the world is in the pits of despair after being ravaged by a poison called shinobi that came to earth via an asteroid. The people run away to the place called Kairiku, a place that used to be the bottom of the ocean. Here, the people try and protect themselves against the effects of the poison. In such a world, there was a single light of hope. The Holy Weapon Giga Road and the legendary warrior Yagyuu are needed in order to counter the effects of the poison. In order to save the world, Ame, a princess of a fallen nation, stands up in order to save the world. (Source: ANN)

The story imagines if Japanese historical figures such as Queen Himiko, the warlord Oda Nobunaga, and samurai Sakamoto Ryouma were cats. (Source: ANN)

The siblings Kashou and Shigure Minazuki enjoy the company of six catgirls. Chocola and Vanilla assist Kashou in his job as a baker at the patisserie La Soleil, while the others—Coconut, Azuki, Cinnamon, and Maple—accompany Shigure in her daily life back at their home. One afternoon, when Chocola goes out for an errand, she notices a green-haired kitten alone by herself at a park and decides to bring her back to the patisserie. Soon after, the Minazuki household adopts her and gives her a name: Cacao. With a new member in their family, the members of the Minazuki household continue their everyday lives—bound to become livelier than ever.