Monk travels to Las Vegas when Captain Stottlemeyer suspects foul play in the death of a millionaire casino owner's wife.

Monk tries to prove that an astronaut committed murder despite the suspect's seemingly airtight alibi: he was in space.

Monk must find a murderer who, to Natalie's horror, appears to be killing women with the same name as her daughter.

When a childhood bully who terrorized Monk hires the detective to trail his wife, whom he suspects of infidelity, Monk relishes the opportunity to prove him right — and things get even sweeter when the bully is accused of murder.

Monk reluctantly adopts a dog while looking into the suspicious disappearance of its owner.