Enishi Kazumichi is a teenager who still acts like a child of death, because of that attitude he is often considered like a child even by his own childhood friends. When his feelings for the girl he likes are destroyed by his childhood friend, Kazumichi decides to be alone and starts eating his lunch in a quiet place at his school. But someone suddenly appeared out of nowhere and asked Kazumichi for help. Then, from that moment on, Kazumichi's life changed, filled with complicated harem problems. Will he be able to overcome the problem? and what kind of harem troubles will he face?