After a shocking conversation with Fia, Pól realises the truth about Liam Óg's biological father. In a heated conversation Pól gets angry with Niall and reveals the big secret. This leaves a dumbfounded Niall putting pressure on Fia. Katy busies herself in Gaudi's, much to Pádraig's chagrin. She effortlessly wards off questions on Jason's absence, in an effort to conceal the true state of her affairs. Maggie and Tadhg return to old haunts but their secret rendezvous creates paranoia and panic as they hastily dodge a villager.