"A contract has been made with 2 people: Programmer Mamiya and his colleague/senpai Sagara, who he he harbors unrequited feelings for. In order to protect Sagara, Mamiya is obliged to have a physical relationship with Usuta from the business division. Usuta takes advantage of the naive Mamiya and..." *** This is a censored version of 'Black Hole Disco'. You can read the complete version on our Adult section! ***