‘They are locked in a secret and that’s going to be long-lasting and going forward, that’s going to affect their relationship,’ she said. ‘Obviously, there’s still the baby secret to come out at some point.’ Mackenzie is one of the few who know the truth about baby Leyla (Picture: Mark Bruce/ITV)Ah, the baby secret. While a few people became aware of the secret, Sarah still believes she’s raising her own child, though, what with this being soapland, she’s bound to discover the truth sooner or later. Fuelled with rage and pain, Sarah ultimately shoved Todd, causing the collision with the table that ultimately killed her.