an argument with Mercedes McQueen (Jennifer Metcalfe) she accepts a job working for her at Chez Chez. Ste gets her into drug dealing, however, as Sinead is struggling for money and she starts dealing at Chez Chez. When she gives a man the wrong drugs, he angrily attacks her. Soon she gets arrested for drug dealing but is released as it's a first offence. Diane finds out about her drug dealing and makes Sinead move back in with her. She only stays for a few days before she decides to move out, taking Katy with her. She is also fired from Chez Chez. She falls out with Holly and Cindy, and Myra McQueen (Nicole Barber-Lane), when Myra finds out Bart is not the father of Sinead's baby. Desperate for money, Sinead begins working as a prostitute. She falls in love with police officer, DS Trent. However, Trent is murdered by Trevor Royle (Greg Wood) who he had been investigating. A heartbroken Sinead resumes working as a prostitute, with Trevor as her pimp. She steals a bag from Trevor, believing it to be full of cash and gives it to Ste and Doug as a leaving present. During their leaving party, Sinead goes to open the bag and discovers it is a bomb, set up by Clare to kill the McQueens. She screams for Ste, but the bomb goes off. Doug helps Sinead out and goes back in to get Ste before succumbing to his injuries. Sinead soon starts a relationship with Freddie Roscoe (Charlie Clapham) but they fall out when she realises that he loves Lindsey Butterfield (Sophie Austin), who is engaged to his brother Joe (Ayden Callaghan). On Christmas Day when Sinead sees Freddie and Lindsey hugging, she gets the wrong end idea and thinks that Freddie is cheating on her. For revenge she writes a Christmas card to Joe telling him about Freddie being in love with Lindsey. She sends it but Robbie finds it before Joe reads it, he then blackmails Sinead into sleeping with him, but he backs down when he realises that she doesn't want to. Freddie then proposes and she says yes. Lindsey doesn't approve of Freddie marrying Sinead and when Sinead sees them hugging again she gets the wrong idea again and sleeps with Robbie. When Freddie finds out, he attacks Robbie and falls out with Sinead. However the pair make up and