Watch Phoenix online: Episode 4 On the Edge

Laz is an undercover cop coming in the from the cold. He's a social outcast and a rebel who has been on the streets too long. His return to the traditional police force - and to the bombing investigation team - has explosive results. Laz doesn't rejoin the human race easily. But he proves his value beyond question when he provides the hard-pressed team with their first solid lead - a stolen car garage that worked on the bomb car. But concealing the truth of who you are is a hard habit to break.

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