I'm going to live alone in Tokyo for two weeks during my cram school's summer intensive course, and I've come to visit the weekly mansion where I'll be staying. Although it's only temporary, I'm excited about living in Tokyo... but seeing a huge amount of trash scattered next to my room makes me anxious. The neighbor's room in the mansion is occupied by someone named Shimonuma, who continues masturbating non-stop even after finishing and doesn't clean up afterward. Moko gathers her courage to talk to Shimonuma...
