Shawn and Gus attempt to protect Stewart Grumbley from himself because the poor man believes he may be a sheep-killing werewolf who may soon enough begin killing humans.

Shawn and Gus work with two retired police officers to solve the murder of a police chief.

After a billionaire murderer pleas insanity at his trial, Shawn and Gus go undercover at a mental hospital in order to prove that the man is, in fact, sane. While at the hospital, Shawn and Gus receive some hostility from one of the nurses.

After Gus accidentally tampers with the crime where his boss was killed, Shawn helps him find the real murderer before Gus is arrested.