Toshio, who was created by modifying the body of a boy into a cyborg designed for sex - was taken in by Shindou, the person who takes care of him. Toshio spends his peaceful days doing chores, and waiting for the arrival of his beloved Shindou. In the picture diary that Shindou bought for him, Toshio draws his everyday life filled with “fun” and “love”. All of these were given to him by Shindou… Human x Cyborg BL - A happy picture diary volume