a married couple always making out in the apartment hallway without caring about anyone else. a single man, feeling like he was being made fun of by their arrogant behavior as if they were ignoring his existence, decides to relieve his frustration with a hypnotic device he found online. "you are gradually getting sleepy... 3... 2... 1..." the man comes up with the idea of turning the married woman into a sex slave due to the hypnotic effect beyond his imagination. and then his desires escalate further, and he begins to brainwash and control both the husband and wife...