1. One of Us

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. 15 November 2005

PC. Amy Harris finds a young Asian man dead in a police interview room, and realises that her fellow officers are framing her for murder.

2. Hardcore

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. 22 November 2005

Amy, newly recruited to the Ghost Squad, investigates a group of police officers who have been working under cover to expose a sex trafficking network.

3. Heroes

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. 29 November 2005

Amy is sent under cover to work alongside a police sergeant and expose his corruption.

4. The Greater Good

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. 6 December 2005

Amy investigates the background of a Chief Superintendent in line for further promotion, but spots her dining with her own boyfriend.

5. Firewall

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. 13 December 2005

Amy has to discover which of three police officers working on a witness protection programme is corrupt, and make sure that the witness reaches court.

6. Necessary Means

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. 20 December 2005

Amy has to get close to a CSU officer under investigation by the Financial Crimes Unit, and find out where her money is coming from.

7. Colour Blind

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. 27 December 2005

Amy goes under cover to investigate a detective inspector accused of involvement in drugs and prostitution.