(Tamara Wall) paralysed and then believes she killed him, in July, to make sure she is not exposed. Storylines Diane completes a round of In vitro fertilisation treatment and takes a pregnancy test, which reveals she is not pregnant. She goes to the hospital to discuss other options for conceiving children and returns with a baby boy. Diane tells her stepdaughter, Sinead, that the baby was abandoned at the hospital. Diane intends to raise the baby as her own, however he becomes ill and Sinead tells nurse, Lynsey Nolan (Karen Hassan). Lynsey discovers the truth and attempts to return the baby, but Diane refuses to hand him over. Lynsey threatens to report Diane to the police, but Anita Roy (Saira Choudhry) forces Lynsey to hand the baby over to Diane. Diane learns that teenager, Amber Sharpe (Lydia Lloyd-Henry), is pregnant and planning to terminate her pregnancy. Amber agrees to have the baby and let Diane raise it as her own. Diane discovers that her stepson, Finn, is the father of Amber's baby and tells Amber that she cannot raise the baby. Eva Strong (Sheree Murphy) wrongly assumes that Diane's husband, Rob, is having an inappropriate relationship with her daughter, Anita, and reports him to the police. After Rob is arrested, Diane admits that he was her teacher at school when they began a relationship. It transpires that when they began a relationship, Rob was married to Sinead and Finn's mother, Morag (Lisa Coleman). Diane reveals to Sinead that Morag is alive and not dead as first thought. Diane explains that learning of the revelation made her steal the baby from the hospital months earlier. Diane and Rob end their marriage, leaving Diane and Sinead's relationship strained. Diane tries to stop Sinead from seeing her boyfriend, Bart McQueen (Jonny Clarke), after she becomes intoxicated the night before an examination. Sinead and Bart continue their relationship in secret. Diane discovers this and becomes angry with Sinead. Diane finds a note left by Sinead telling her that she and Bart have run away. Diane finds Sinead, but after she insults Bart, Sinead slaps her and refuses to return home. Diane and Sinead reconcile and she agrees to accept Bart is part of Sinead's life. Sinead is involved in a bus crash which kills her friends, Diane is left shocked when the nurse reveals that Sinead is pregnant. Diane begins teaching at Hollyoaks College