The Light in the Hall S02 E01 Episode 1

"The truth will come to light."

1995. A bomb. A death. A conviction. Now Rhys Owen is back in Llanemlyn following a 20 year prison sentence for the murder of his cousin Llyr - older, quieter, but still carrying secrets. As protests erupt over a new reservoir expansion, student journalist Caryl Huws starts asking the wrong questions.