A best-selling author hides her love for Christmas after an ugly break up, finding love again when she joins a website for people who are crazy about Christmas: "Christmas Lovers Anonymous".
Consumed by a horrific event in her past, a woman is driven to violent retribution, and soon discovers that there can be no getting even. Her only ally: a meth-making genius who manipulates her for his own ends while she wages a vigilante campaign against a powerful drug lord and his thug army. A detective, investigating a series of grisly homicides, begins to uncover the truth about her, and the role he himself played in her origins. But can he find her in time to stop the killing, and to save her from herself?