Manga Mina-Sama No Omocha Desu

Tsukimia is an obedient child who has cared for his family since his mother died and a popular pretty boy at school, but he rejects all those who confess to him because of the undivided love he has for one of his teachers. However, he suddenly finds himself abducted by a group of beautiful women who promise him a life of daily torture from now on.