To repair his planet-killing device, Harry visits an alien convention to harvest implants from UFO abductees. Mike asks Liv to rejoin the department.

Halloween comes to Patience, and Harry sheds his human mask. Meanwhile, Ben is trying to promote the new resort to the residents of Patience and meets some resistance.

Harry has an unexpected partner as he tries to infiltrate a military base to find his alien baby. Meanwhile, Asta and Dan help D'arcy to recover and realize, that she's unwilling to leave her new comfort zone.

In an attempt to gather information on the Grey Aliens, Harry puts Asta in harm's way.

Harry hits rock bottom, Kate begins seeing the truth, and Mike helps Liv face her greatest fear.

Harry is brought in front of The Galactic Housing Council to answer for his crimes.

Harry enlists an unlikely ally to help him save Patience.