Selwyn’s return to Saint Marie is disrupted by a dramatic death at his offices, where a man has fallen from the roof. Meanwhile, a new family connection arrives in Mervin’s life.

A couples therapist is found drowned at sea off the coast of her exclusive retreat, and Mervin gets more than he bargained for when he tracks down his wayward brother.

The team are left baffled when a reclusive pensioner is shot dead in his home. And tensions rise as Mervin forgoes the commissioner’s new initiative.