The man's name is Haibara Hikimori. As a home security guard, he has been protecting his birthplace, the mansion, for many years. But now, a dark cloud hangs down in his life. Aunt Shiho Haibara, her daughter and brother and sister Reina. When Rena's wedding, which is approaching a week later, is over, the mansion and heritage will all belong to them. Furthermore, the maid of the mansion, Shieri, protects them, and the guard is blocked from moving. In order to eliminate the obstructive Shieri, the guardian makes full use of a number of voyeur machines and begins to explore the weaknesses of the maid Shieri. Poetry Eri, dressed in old-fashioned maid clothes, does her daily work. At first glance, she is an ordinary maid who is unfriendly but enthusiastic about her work. However, it is rumored from relatives that it is a sexual processing maid exclusively for the head. She had a back face that no one knew ... The back face of a busty maid. Successful voyeur of the story of the planned murder !! The maid completed by 24-hour training is "Made in I like"