Episode 1

Three friends, inseparable since primary school and now pushing 40, embark on the ultimate stag day. In a drunken stupor, they pay a revenge-fuelled visit to the headmaster who terrorised them many years before : little realising that the past will come back to haunt them.

Episode 2

Graham lands the task of clearing stacks of school files out of his old headmaster's house, but little anticipates stumbling across a secret which has been kept from him for 25 years. Meanwhile, an evening out ends in tragedy for Alan.

Episode 3

Terry finds consolation with Alex, and Alan vows to help him prevent the boys returning to their natural father. Molly's problems increase when her long-lost adopted son turns up.

Episode 4

Josh's intimacy with Becky forces Molly to reluctantly reveal the identity of his father. Meanwhile, Alan, Terry and Graham discover Peter's hanging corpse, leaving them with a dilemma over where to hide the body.