1, 2, & 3-11 chapters are about about co workers in different departments
Side 1 is about a boss and subordinate
Side 2 is a boxer trainer story about getting off on being staired at
Side 3 one friend tricks his other naive friend into doing sex stuff under disguise of being a spy training
Extra 4&5 cousin incest, one had a crush on the main guy
Extra 6 is about a trainer worth a skin fetish and a boxer having that perfect white skin
Gachiiki Chouhatsu Night