Mayoi Neko Overrun!

(Stray Cat Overrun!) is a Japanese light novel series by Tomohiro Matsu, with illustrations by Peco. As of March 25, 2010, eight volumes have been published by Shueisha under their Super Dash Bunko imprint. A manga adaptation by Kentaro Yabuki started serialization in the shōnen manga magazine Jump Square on January 4, 2010. An anime adaptation started airing on April 6, 2010. "Mayoi Neko" translates as "Stray Cats", referring the name of the cafe around which the story develops, and alluding to the orphans and other "stray" characters who collect there. It is also the name of a school club for helping people in the story.

Plot
The story revolves around Takumi Tsuzuki, a boy who lives with his older "sister" Otome, although the two have no blood ties between them. Otome manages a run-down confectionary store called Stray Cats. One day, Otome picks up a mysterious beautiful girl off the streets.