A skeleton found in the cellar of a building prompts investigation from DCI Stuart and her colleague into the murder of a young man that could potentially span back thousands of years.

Having identified the body in the cellar as Jimmy Sullivan the search for his murderer begins, Cassie and Sunny investigate, starting with identifying the names featured in Jimmy's diary.

Cassie and Sunny pay a visit to Father Robert Greaves, who remembers Jimmy fondly, but is unable to help identify the mysterious 'Jo-Jo' the person who it appears gave Jimmy the diary.

The investigation into Jimmy's death continues with the discovery of marks on his body consistent with known gangland torture methods.

Sir Phillip makes a difficult decision in order to protect his family and salvage what is left of his reputation. Father Robert comes clean to his family and the police.

Father Robert's revelations have lasting repercussions. Bella and Josh deliberate over how best to deal with their father and the search for Lizzie continues. Maureen is finally able to lay Jimmy to rest.