One day, the lead character (you) gets a letter from your former teacher disappeared over decades ago..... In the letter the teacher says that he needs your help. You rush to his place with the aid of the address on the letter, and finds a mysterious mansion on the edge of cliff. .....Yes, this is the start of the game....
One day, a group of 3 boy students are ordered to stay at school after school.
The class teacher happens to know that they are doing bad things, and she decides to give them a special "hentai" lesson.....
Unlike her sweet gasps, she shows off real hentai actions. The boys are stunned, and do just what they are told to do.
An orgy of a female teacher and 3 boy students.
