Bobby is close to breaking point as the detectives in Dusseldorf continue to be the target of Waingrow's taunts. Alec makes a significant discovery in the case that links Dr. Crowley to Rustin Wade. Meanwhile, Lucy reveals a secret past that devastates Bobby.

The search is on to find the missing suspect. Linda and Walti revisit an old case in an attempt to gain the upper hand over Waingrow. After weeks of speculation, the events surrounding Angela's murder are finally revealed.