The hospital staff are pushed to their limits when an amusement arcade collapses. In the search for survivors, a child is found with a suspected blood-clotting disorder and the team must find his mother to obtain his medical history. Stella enters the wreckage to free a girl who is trapped under a fruit machine, but when she becomes blocked in, Frankie tries to save her - and declares his feelings in the process. After another collapse both Frankie and Stella become trapped. The staff work fast to try and free them.
