Fraser's elderly chess partner claims he is a deep-cover secret agent waiting to be activated.

Homer becomes obsessed with owning a gun and once he purchases one and demonstrates poor gun safety habits, Marge and the kids move out forcing Homer to choose between his new gun or his family.

Hank can't catch any fish with hand-dug American Earthworms, so he decides to try some artificial bait. Unfortunately, he mistakenly buys crack cocaine, thinking that it's fishing bait -- and the fish become addicted to his new bait. Hank gets in trouble with the law when he goes back to the dealer to buy some stronger bait.

As Mulder takes in the words told to him by Michael Kritschgau, that extraterrestrial life is nothing but a hoax, he is contacted by Kritschgau telling him that someone may be watching Mulder's apartment. Later, Mulder arrives at Scully's apartment, informing her that the man who was watching Mulder for someone at the FBI is now dead. The two work around the clock in order to connect the dots to a mole inside the Bureau.