Nana, a frustrated young wife who has no SEX since her marriage. One day, she looks into her room to watch out for her pant voice leaking from her neighbor's house ... and witnesses a big cock. I can't stand the big dick that seems to satisfy her desire and seduce her neighbor. Nana is disturbed like a beast by her deeply digging big cock geki piss. Sensitive pussy reacts to her SEX after a long absence, and she asks many times .... "I'm having an affair ... I couldn't stand it anymore ..." The wife who lost her greed falls into pleasure that can't be returned anymore ...