Kangoku Jikken Vol. 5

High school boy Aito Eyama is mercilessly bullied every day. When he gets a strange letter inviting him to participate in a “captivity game,” he knows exactly who he’s going to choose to play with. The rules state he can keep his chosen person captive for one month and do anything he likes to them as long as they do not actually die. There is also the possibility of a large cash prize if Eyama succeeds. He chooses Aya Kirishima, the leader of the bullies, and the game begins…