EastEnders is cranking up the love triangle intrigue ahead of Monday's episode.
Releasing first-look photos, the BBC soap said: "Zack and Lauren are consumed with guilt after betraying Whitney, but will they tell her that they slept together?"
Fans can find out what happens next on Monday on RTÉ One and BBC One at 7:30pm.
EastEnders airs on RTÉ One and BBC One Monday to Thursday at 7:30pm.
