Minami, 28, has been married for five years. She met her husband at a group blind date. When she got married, Minami didn't have much of a libido, but after quitting her job and becoming a full-time housewife, her libido exploded! Unable to satisfy her husband's small penis, she masturbates nonstop every day. In order to say goodbye to those days, she searches for a sex friend on a dating site and meets a sex friend with a big penis. She continues to cheat on him when her husband is away...