1/4. DCI Tom Mathias investigates a suspicious disappearance in Aberystwyth. Contains some scenes which some viewers may find upsetting. Also in HD. [S]
4/4. Mathias and Rhys are no closer to solving Iwan Thomas's death when the case is closed. In Welsh and English with English subtitles. Also in HD. [S]
3/4. Mathias gets a call to an agricultural suppliers where a customer has been shot dead. In Welsh and English with English subtitles. Also in HD. [S]
1/4. DCI Mathias and DI Rhys are told that a preacher's body has been found in his chapel. In Welsh and English with English subtitles. Also in HD. [S]