Tony and Reg are called to a stabbing in canley fields. Sgt. Cryer and June arrive to help. the victim is DOA at the hospital. The doctor thinks he was attacked 3 hours previously. D.S. Morgan goes to see the victim's mother and discovers she is blind. When the mother checks the body, she discovers it is not her son. Alan talks to a shopkeeper who saw a group of men chasing another one. tosh talks to the party thrower and finds a leather jacket similar ro the one on the body. The wallet inside belongs to the owner of an incorrectly parked mini who never came home the night before.