お姉×ショタ

The protagonist, Daisuke, is a normal boy who attends an all-boys school. When he returns home after summer vacation, he finds that his house has been demolished and his father has left on a journey of self-discovery. He is asked to stay with the Nonomura family, which consists of six sisters. The sisters welcome him, but he struggles to live with them due to his lack of experience with women.