In 1988, a detective becomes obsessed with a series of murders that seem to defy explanation. Philadelphia police officer Thomas Lockhart (Boyd Holbrook), hungry to become a detective, begins tracking a serial killer who mysteriously resurfaces every nine years. But when the killer’s crimes begin to defy all scientific explanation, Locke’s obsession with finding the truth threatens to destroy his career, his family, and possibly his sanity.

An ordinary London family decide to accept a substantial pay-off from a renowned filmmaker to keep silent about the abuse of their youngest son. Although guilt-ridden, they believe the money will enable the family to heal and move on, to start a new life and erase the memories of the past. But damage runs deep, and the price of taking the money may be very high.