Episode 1 - Wet Hot Demonic Summer

Twayne and Callie must infiltrate a secret Wizard compound where Leonard is training his apprentice. But their complicated strategy involves building a summer camp on a moment’s notice, with Mark Lilly as their head counselor.

Episode 2 - Callie and Her Sister

Callie’s parents get back together and have a new baby. But when their marriage falls apart again, Callie must play guardian to this younger, hotter spawn of the devil.

Episode 3 - Ride Me to Hell

Grimes loses it when his favorite TV series ends with a stupid twist. Mark helps him unravel his attachment to the show, uncovering a deep seated memory along the way, while amateur filmmaker Randall documents the whole thing.

Episode 4 - G.I. Twayne

Episode 5 - The Ring of Powers

Mark finds a magic ring in Leonard’s desk drawer. When he puts it on, he mistakenly activates an engagement that Leonard put on ice centuries before, when dragons (Todd Barry) roamed the earth.

Episode 6 - Attack of Mark’s Clone

Callie decides to make a clone of Mark so that the DOI Bowling Team will win their tournament. But when Clone Mark finds a cruel message in Callie’s secret diary, he decides to get revenge by framing her for murder.

Episode 7 - Wail Street

Randall puts Mark’s soul up for sale on the Soul Exchange, and finds interested buyers in Callie and Aldermach. Meanwhile, Grimes pursues his dream of creating a pop music act with a new teen sensation.

Episode 8 - Little Ship of Horrors

Twayne throws a company party aboard a cruise ship, where Randall is introduced to a strange plant species. Randall gets sick from its dangerous pollen, and finds that Mark holds the key to his survival.

Episode 9 - Lilly and the Beast

Callie reveals to Mark that she’s been sleeping with other guys. So when Mark’s college girlfriend (Jenny Slate) shows up, he decides to put his newly "open relationship" with Callie to the test.

Episode 10 - Mummy Dearest

With Mark working all the time, Randall feels neglected, so he decides that they should spend more time together to decide if they should stay roommates. And Grimes’s Mummy returns from the dead, only to find fault with everything Grimes is doing.