Having secured a promotion, Liam finds himself morally compromised when asked to work on an ad campaign for a betting service. He thinks back to the first bet he ever placed. Show more
First broadcast: on BBC One HDLatest broadcast: on BBC One Wales
Iain and Sam, neck-deep in water and running out of time, are forced to make a life-changing decision. When Bea's secrets are revealed, she finally has to confront her demons.
