After learning that Trevor was responsible for the bomb that killed Leanne, Dennis calls the police but they can't reopen the case. Desperate to avenge Leanne's death, Dennis resorts to extreme measures when he sneaks into Trevor's flat and turns on the gas. Trevor and Grace come downstairs and Dennis threatens to blow the place up!
Since finding out from Tegan that the pregnancy test she did actually gave a false-positive result because she might have cancer again, Ziggy meets Tegan at the hospital for her results and the doctor confirms she has choriocarcinoma. Tegan goes to work at the hospital straight after her appointment, but it's too much and she collapses.
As the McQueens begin to doubt Theresa over some strange goings-on, she fears for her own sanity.
