Mary Jane and the team are called to investigate an old case when a couple whose daughter went missing eight years ago are convinced they've seen her on a beach in Dover.
After a teacher at an expensive public school goes missing Jason gets the chance to head the investigation. The team soon discover that he could of been having an affair with one of his pupils.
An au pair working for a wealthy couple goes missing and Mary Jane thinks she that she may be pregnant. The team work to discover what has happened to her. Mary Jane learns that her department is being joined by DC Josh Kemplin.
Jason Doyle tries to help his old friend Lee after he reports that his girlfriend has gone missing. The investigation leads to tragic consequences though.
The team investigate after Karen Clitheroe's husband suddenly disappears. Mary Jane also founds her relationship with her own father becoming strained.
Mary Jane and the team investigate after a teenager disappears from a local hostel. They are soon concerned that something sinister might have happened.