Yuki is an honest, cheerful, and slightly shy college student... She was scared when she went to an interview at a sex shop, but on the same day, she was shocked by the practical training interview... However, she didn't know yet. The selling point of this shop is that it's OK to do raw creampies without condoms... After undergoing sexual development to work at the shop, she is forced to provide creampie service to a persistent customer, and her expression clouds over...