Manfred tries to help a new neighbor clear his name by communicating with the murdered victim; Manfred's neighbors help rid his home of the spirits haunting it; Lem and Olivia set out to stop a deadly predator before it kills again.

When a dangerous nest of vampires led by an old friend of Lem's arrives in Midnight, Manfred and Olivia join forces to discover their true intentions.

The Midnighters band together to stop an ancient succubus who seduces and devours men, and Olivia discovers an unwelcome connection to her past while carrying out a hit.