The Deep Dark Sleep

When human remains are found at the bottom of the River Clyde, they are identified as that of Glasgow's notorious armed robber, Gentleman Joe Strachan. Isa and Violet, his daughters, hire Lennox to uncover the mystery behind recurring large cash transfers associated with Strachan's former criminal empire. As Lennox delves into the case, he finds himself drawn back into Glasgow’s dangerous underworld, where trusting his instincts becomes a question of life and death.