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First broadcast at 21:00 18 Oct 2011
Caine confronts his old adversary Memmo Fierro - a heavily tattooed killer who murdered Caine's wife.
A bully who manipulated the staff and pupils at her school is found stoned to death on the school's playing field.
A roller derby arena provides the backdrop for a grisly crime after the lifeless body of a star skater is found in a locker room.
What appears to be a murder-suicide at the beach soon becomes a far more complicated case.
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Channel 5 Broadcasting Ltd. 2015