Guy, Melissa and her friends discuss alibis for Stevie's murder, while the police delve deeper and start suspecting Guy.

Out of work, Guy starts writing at home... and hitting the bottle. Paula and Graeme invite Melissa and Guy to Don's birthday, but when he refuses, she goes alone.

Guy is taken in by the police, but was the murder a case of mistaken identity after we learn the victim was wearing someone else's coat?

The police get through the evidence, the net closes in, and the killer is unmasked.