Man Down - Season 4 Episode 2 -

With Emma living with her parents Dan, back at work teaching, is staying in an empty room at the retirement home, where his mother discovers his teen-age diary. This includes his attachment to a teddy bear which he had forgotten but aims to claim back from the children's ward at the local hospital. Meanwhile Brian is unsuccessfully trying online dating as well as being disturbed by Jo's sudden interest in scavenging, though he does at least solve the mystery of the bear.