When DS Debbie McAllister has trouble with her babysitter, she is forced to bring Andrew into the station. While McAllister is indisposed, DC Eva Sharpe is assigned to what looks like a straightforward case of bigamy when two men are arrested fighting in the local library. After witnessing a fight in custody, the suspect Leonard Noakes, admits to murdering a man many years previously, but Sharpe finds Noakes' supposed victim alive and not-so-well in St Hughs Hospital. As the case gets more intriguing, Sharpe finds herself under scrutiny from her boss, DI Neil Manson who orders her to leave the case to MIT. When Ross requests her help, Sharpe can't help but close up the loose ends, but a furious Manson warns her ""her card is marked"". After their night of passion, PC Kerry Young finds PC Cameron Tait is acting coldly towards her. Could it be that Cameron is carrying heavy guilt over baby Niamh Murphy's death, or is it because Sgt. Dale Smith has warned him of Kerry's ""reputation""? Sgt. S