Keraku-no-oh: King of Pleasure

No friends, daily beatings by bullies as well as his parents have abandoned Ryouichi. However, his life changes eventually whenever a new girl transfers into his class. Chihiro can be an old childhood friend, and he or she remembers Ryouichi. Jane is unaware that they has suffered brain damage from your injury he suffered while they were playing as children. Riddled with guilt, she provides do just about anything for him. Using your situation, Ryouichi demands sex from her. Her conscience will not allow Chihiro to out of the house, and she agrees. Ryouichi quickly learns he is infallible while having sex, that they has a ace in the hole. After years of abuse as a result of his classmates, he merely has one purpose... Revenge. He sets on a carnal, perverse journey to turn each of the ladies disdained him into his personal sex slaves...