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The survivors of the explosion at Ravenhill Psychiatric Hospital reunite to bury one of their number killed in the blast, but there is to be no rest for the wicked.

The search for the missing locket continues with the investigation turning to Christopher Biggins for answers. Meanwhile, we find out what happened to Robert and Kerry as we return to the mysterious cottage in the woods.

Mr Lomax reveals more about his past and his hatred for Tony Hancock becomes clear. Meanwhile Mr Jelly arrives at a booking meant to be for Mr Jolly and hopes no one will tell the difference.

Desperate measures are called for as Jeremy Goode searches for the missing library book. Mrs Wren is in peril from several parties and only one man can save her. But will he be bothered?

With danger mounting and few witnesses left, Tealeaf, with the help of Peter Bishop, tries to solve the mystery of the locket. Things don't quite go to plan. Elsewhere, once again Jelly becomes Jolly with unexpected results.

The secret of the missing locket is finally exposed and the enormity of what is at stake revealed. But are there enough characters left alive to care?