in october, doctor browning escapes from prison and when mercedes finds out she ignores the fact that he has and carries on with her life however when fraser black (jesse birdsall) and jim get clare out of prison, clare plants a bomb in the loft where mercedes is having her party. on her birthday trevor, who is carrying the bomb, puts money in an identical bag and sinead o'connor (stephanie davis) takes the bag with the bomb believing it was the bag with the money in to doug carter (pj brennan) and ste hay's (kieron richardson) leaving party. trevor tries to stop clare from detonating the bomb but fails and the council flats are blown up, killing doug, ash kane (holly weston) and leanne holiday (jessica forrest). mercedes finds out and fights with clare and throws her in front of an oncoming car which kills her. the driver turns out to be doctor browning who kidnaps mercedes.