Ms. Shinami has not had sex with her husband for over a year. Her husband is engrossed in his work and comes home on the last train every day. Even on days off, he is obsessed with his hobby of gaming and pays no attention to her, leaving her to spend lonely days. Recently, when she approached him while he was playing games instead of eating, he got upset and stopped talking to her altogether. Disgusted by her husband's attitude, Ms. Shinami decided to do something she likes as well, resolving to step into the adult world that she has been interested in for a long time…
