一位丧偶的女性Sarah在邻居被谋杀后，开始怀疑刚搬到街对面的男子是凶手。在无人愿意相信她的情况下，她不惜一切代价，试图证明自己爱上的这个男人就是真凶。

A teen with a reputation for telling lies and creating trouble witnesses her new stepmother murder a man in a vacant parking lot. Now, she must convince her mother to believe her story before she enacts her plan to destroy her family.