When the restaurant receives a bad review from a food critic, the Belchers fear that the negative press will keep customers away. When Bob shows up at the critic’s house for a redo, his plan quickly spirals out of control when the kids and his fellow restaurant owners show up to support him.
Bob and Linda head out on the town for a date - but to Linda's dismay, Bob's idea of romance proves “trivial.” Meanwhile, a wild chinchilla chase ensues after the school pet that Louis was charged with watching escapes out the front door.
On his first task back in the field, Terry busts a steroid ring, and in doing so, takes cues from Jake on how to harness his emotions. Meanwhile, Amy and Rosa help solve a breaking-and-entering case at Gina's apartment.
The study group struggles to incorporate a fellow classmate while working on a project for Professor Kane’s (guest star Michael K. Williams) class. Meanwhile, Chang (Ken Jeong) causes a fire while trying to solve a strange mystery of his own making.
When the yam the study group was growing for biology class is killed, Troy (Donald Glover) and Abed (Danny Pudi) are on the case. Once they pin the crime on Todd (guest star David Neher), Annie (Alison Brie) and Jeff (Joel McHale) team up to argue their case to the class. Guest starring Michael Kenneth Williams and Leslie Hendrix.