Shinsenji Akira

The Yoshimoto family currently consists of an older sister, Nene, and a younger brother, Masamune. Masamune is pushed around by his sister, who is a beautiful woman and does her job well but has no life skills at all, but his younger brother is also quite clever. Today, they are enjoying their bumpy life together.

A girl loses her home in a fire and starts to live together with the guy who sits next to her at school.