Ring of Fire
S2, E1: When a student is left badly burnt and in a coma after a house fire, the CID team overcome their reluctance to call in Professor T as it emerges that the victim was drugged and the fire started deliberately.

S2, E1: When a student is left badly burnt and in a coma after a house fire, the CID team overcome their reluctance to call in Professor T as it emerges that the victim was drugged and the fire started deliberately.