Takamaru was a student at Ten Treasure Academy, succeeding in ordinary school life, looking for romance that was constantly interrupted by Shihoudou Narika (daughter of his apartment manager). One day, he fell in love at first sight with a transfer student named Takamori Haruka. That night, Takamaru and Narika were chased by a group of mysterious ninja. Haruka appeared in a kunoichi outfit. Haruka regards Takamaru as a "young boss", and asks him to do what must be done. This gives super powers that allow him to fight the mysterious ninja. However, this is only the beginning of a very long battle.

Show Overview: Takamaru is a student at the Ten Treasure Academy, living an ordinary school life, seeking romances which are constantly interfered by Shihoudou Narika (the daughter of his apartment manager). One day, he fell in love at first sight with a transfer student named Takamori Haruka. On that very night, Takamaru and Narika became pursued by a group of mysterious ninja. Just when they thought all hope is lost, Haruka appeared in kunoichi attire. Haruka referred to Takamaru as "young boss", and asked him to do H stuff towards her. This gave her superhuman power that enabled her to defeat the mysterious ninjas.