Episode 3: After arresting Polish migrant worker Piotr Korecki, Cadi and Owen interrogate him about the CCTV footage showing his altercation with Ifan. The following morning, Siôn's ex-girlfriend Hannah visits him and frets over the state of the brothers and their home. Cadi and her sisters gather to say goodbye to their family home on the island, and later, Rachel devastates Cadi by breaking up with her.