Ciaran is in for a big shock in Wednesday's Fair City, take a sneak peek at the drama here.
Katy was extremely disturbed when she received a letter from Ciaran in Tuesday night's episode. After realising that Ciaran is alive, she guesses where he is.
Ciaran is at the apartment alone when he hears the front door open.
Thinking it's Tessa, he yells: "Hey, there's nothing to eat, I tried calling you but there's something up with your phone."
He walks towards the door and is shocked when Katy emerges into the room...
Fans can find out what happens next on Wednesday on RTÉ One at 8:00pm.
Fair City airs on RTÉ One on Sundays and Tuesdays to Thursdays.