Episode 7

Trish, Grace and Rachel are returning back from their day out and heading down the Blackwell tunnel when Kev receives a call from Trish informing him that their has been an accident. Soon the enormity of the situation hits home as the fatalities rise and explosion after explosion occurs leaving Trish, Asbo and Kev all in vulnerable situations. Back at the station all that Big Al, Billy and Nina can do is listen in over the radio and worry about the life and death situation that their colleagues and friends are in.