Three women attended the same high school and now reside in the same apartment complex. They were once involved in an unsolved murder case. Now, each woman is haunted by the past.

Three women who shared a terrible secret twenty years ago during school years are reunited after they find themselves living in the same apartment complex. They now lead different lives but share the same problem with their husbands who are cheaters. Now, these three housewives, all betrayed by their husbands, bond together to revenge. Through the characters' proactive approach in trying to resolve their marital problems, this show will give the female viewers a cathartic relief.—MBC