One year after the loss of her husband, Nicole settles in Purity Falls with her young adult children Justine and Jason. First, the family is greeted by a warm welcome. Their rich neighbor Courtney seems nice, quickly setting up Jason with odd jobs so the family has an income. But Nicole soon notices that something is amiss, with her son leaving and coming back at suspiciously late hours. When a young neighbor drowns in a pool, things start to get dangerous.