Her acceptance to a job was decided, all that was left was to graduate. But she didn't have enough credits for the required courses... Yuuri visited the professor's house to plead her case directly. "I'll do anything for the credits!" That was the beginning of everything. "The credits depend on your attitude," the professor's hand reaches for Yuuri's waist. She tries to resist, but Yuuri, who desperately wants the credits, had no choice but to accept...