In a chance encounter, Taeyeon found out that she had a twin sister and the injured woman brought home by her uncle is indeed Tae ri. Tae ri had a hard life, and when Taeyeon found out about how horrible she'd been treated by her in law's; (The Jungs) she decided to take matters into her hands and deal with them in her own way.

What better way to get at each other? Of course is, by ruining each other.  This is a story of two former high school girlfriends meeting again after so many years, at their children's school when the kids got into a fight. As the two women reconnect, long-buried hostilities, jealousy, anger and perhaps love... explode into a vicious discord that got them both loosing everything.