Billy thinks Grim killed everyone he cares about. Grim denies his accusation until Mandy comes along with a box and ominously invites them over for dinner. Billy thinks Mandy ate the people he cares about, but then Grim suggests he's jumping to conclusions. The two try to find evidence that she is a cannibal. Billy continues to be paranoid, sticking to his belief that Mandy ate the people he cared about, but Grim keeps a level head until finally joining him in his paranoia, only for it to be revealed that everything was a plan for Billy's surprise birthday party.

Explains experimental biases that should be avoided.

Provides real life examples of how biased algorithms in big data can have serious effects; for example, how the "Compas" algorithm is used by courts to determine recidivism rates despite the possibility that the algorithm is racially discriminatory.

Richard has to apologize to Bryce and Bryce explains how the tech industry is biased against those society deems beautiful favoring people like Richard over Bryce. Bryce tells Richard what he did in order to get the ear of Gavin Belson.

Agent English meets with Ophelia at the bar and has a short conversation with her. After she leaves, he tells his assistant, Bough, how charming she is and how she's totally innocent. Bough presents suspicious information about her, but English dismisses each piece of evidence by making up some excuse.