A criminal in custody escapes from the prison van he is being tranported in, and makes an audacious break for freedom. In doing so, he assaults Grace and takes a woman hostage. He then forces Josh to drive him around town before playing a little Russian Roulette. However, Josh is saved and the criminal is arrested

During a routine cell extraction Dom and Stella are caught in a prison siege. As Shannon negotiates with the ringleader, she slips up admitting Dom and Stella are inside. When the situation escalates Lawson sends in Josh and the riot police.

Meanwhile an accident throws Kerry a massive curve ball.