Breaking point. Everyone has one. For Dr. Cassidy Brannon it was discovering her husband, Phillip, in a compromising position with his best friend Max's almost fiancée, Amber, while vacationing with the other couple. Angry and heartbroken, she and Max indulge in a night of drunken, vindictive sex. The next day, Cassidy returns home with one goal in mind-divorce. However, nothing goes as planned. Phillip, hell bent on fixing their marriage, won't agree to a divorce. What was only meant to be one, never to be spoken of again, night with Max is evolving into something much more complicated. Then Cassidy discovers she's pregnant. With both Max and Phillip adamantly claiming to be the father, how much more can Cassidy take before she's pushed beyond the breaking point?