Itsuki is a university student. One day, his father suddenly dies and he takes over an orphanage his father once ran. There live various girls in difficult circumstances. The orphanage looks normal at first sight, but it is actually a brothel. Living in an orphanage is a maid with her girlfriend, a maid of childhood friend. He needs to train and make them sex slaves to pay off the debt his father left. His new life as their “father” and “trainer” now begins.

A very ordinary university student who is everywhere Tsuchiya tree. After inheriting that orphanage and being managed as the director, the ordinary life of the tree changes completely. And girls with special circumstances. One day, the trees suddenly announced the news that his father, who hated him, committed suicide. The father left behind was an orphanage who had operated with huge debts.