Emma is now training as a forensic chemist - and on the cusp of seeing her mother's cuddle case finally solved, while Daniel has returned to Dundee to give evidence against Phil.
While attending an online forensic course, young lab assistant discovers that the fictitious case study has a link to her past. With a help of two female professors she works on bringing a hugger to justice.
Traces - Series 2, Episode 1 Synopsis and Schedule