In remote Sutherland, a 32-year-old father of two has been missing for 48 hours. Being a bushcraft expert, he went out with only a small amount of provisions and the clothes on his back.

The hunt for a missing person takes a turn as police find out he is wanted by another force; Inverness CID raid two properties suspected of connections to county lines drugs gangs.

An experienced hiker has not returned from the top of a mountain on Skye and multi-agency response of police, mountain rescue and coastguard are enlisted to find him before nightfall and fog firmly set in.

Officers on Skye struggle to keep a royal visit from the future king under wraps. With all officers on Skye enlisted to help the visit go smoothly, once the royal couple arrive, it's the job of Sgt Gordon Gray to manage crowd control.

Officers on Skye are tipped off about a resident suspected of possessing an illegal weapon and a warrant to search his property leads them to uncover further dangerous items.