Carol must face Nora in Thursday's Fair City on RTÉ One and the RTÉ Player.
Carol has been hiding her cancer diagnosis and upcoming surgery from Nora.
In Thursday's episode, Nora confronts Carol and says: "Why does Jack think I'm seriously ill?"
Fans can watch what happens next on Thursday on RTÉ One and the RTÉ Player at 8:30pm.
Fair City airs on RTÉ One and the RTÉ Player on Sundays, Tuesdays, Thursdays, and Fridays.
