An ominous help note finds its way to a 1980s post office, connecting a dead letter investigator to a kidnapped keyboard technician.

A violent attack leaves high school principal Mansa Harper with a traumatic brain injury. After finding refuge working for a Pastor at a fledgling church, Mansa soon realizes the Pastor’s personal struggles are creeping into the sanctuary. When a member of the church winds up dead, Mansa is compelled to help the Pastor clean up the aftermath. This act of service takes Mansa through a strange and bloody pilgrimage as he tries to save the church and himself.