Detective Superintendent Roy Grace is approached by colleague Detective Sergeant Branson to help investigate the disappearance of a Brighton property developer.

Prince Chauncley and Lord Vexler go on a diplomatic mission. A new invention shakes up Eddie’s business.

In the cold light of day, can sex turn into intimacy, and vice versa? Ruby recoils from Otis. Maeve connects with Isaac. Abstinence roils Moordale.

Otis’ clinic achieves liftoff, as does his attraction to Maeve, who unexpectedly asks him for help. Eric swings off on his own and fields a come-on.