Phoebe and Monica decide to go into business together after they cater a funeral where the widow tries not to pay, and Ross's date with the beautiful Cheryl goes awry when he kills a rat in her filthy flat.

When the U.S.S. Discovery's crucial mission does not go according to plan, Burnham realises what must ultimately be done. The crew prepares for the battle of a lifetime as Leland's Control ships get closer.

As a new time suit forms, Spock and Michael come to an understanding. Captain Pike faces overwhelming forces and narrowing options.

A mysterious sphere threatens the U.S.S. Discovery; Saru and Burnham's bond grows when Saru is forced to acknowledge a deeply unsettling Kelpien truth; Pike receives new intel on Spock from a loyal friend.

Chuck and Sarah race to take down a computer virus; Ellie and Awesome's date takes a dark turn; Morgan must recover Chuck's P.A.N.T.S.