Season 15 - Episode 5

Average Rating: ⭐ 7.8 (3)

After having been in a coma since the night she attempted to elope, Harriet Farmer wakes up. A killer then murders members of a local chess club. John Barnaby and the team investigate whether the attack which left Harriet for dead a year ago could be linked to moves on a chess board and atempt to find out what happened to her boyfriend Finn.