When nurse Lucy vanishes on her way to work, suspicion falls on Josh Woods – Kelby's rival. But could the legend of the Devil's Hump hold a vital clue to solving her disappearance?

The myth of the Cornman turns real when a masked figure strikes a local farm. With the farm's future at risk, can Humphrey unmask the saboteur before their livelihood is wiped out?

An old sailing rivalry resurfaces at the regatta when a sailor collapses mid-race. A tampered smoothie is identified as the cause, casting suspicion on Martha.

A local chocolatier falls under suspicion after three customers are poisoned by her confections. The team must work quickly to uncover the culprit before public panic spreads.

An old friend of Kelby starts to receive malicious messages from an unknown source. Before danger strikes, can the team uncover who's hiding behind the screen?

When a body is found in the river on the county border between Devon and Cornwall, Humphrey and Esther are thrown in at the deep end, having to work alongside their Cornish counterparts. While their rivals are quick to brush off the death as a tragic accident, Humphrey's instincts tell him there may be more lurking under the surface.

Meanwhile, Martha has her hands full as Ten Mile Kitchen expands to a bigger and bolder venue. With the demands of their careers ever-growing, Martha and Humphrey start to consider what their future may hold.