Fleabag helps her inappropriate brother-in-law buy a present for Claire, who is organising her own surprise birthday party. Meanwhile, on the hunt for a date, Fleabag reconnects with a toothy friend.

Fleabag takes a date to her Godmother's Sex-hibition to discover a few shocks are in store for her there, including a declaration of love, a familiar piece of work, and an entire wall of surprises. But where is Claire? The season finale forces Fleabag to face up to her actions, and to finally reveal what happened to her beloved friend, Boo.