Reid must return to Whitechapel to covertly re-investigate a case made by Drake and Jackson.

Reid struggles to adapt on his first day back at H Division under Drake's command.

One month has passed since Inspector Reid returned to H Division. Drake and Reid are working once more in harmony but Whitechapel is forever haunted, and this time by a spectre with a taste for blood. Jackson feels the heat when a double cuddle throws light upon his recent illicit activities.

Just as it seems that Reid and Drake have found their working dynamic once more, they are forced to engage with a difficult cuddle case that threatens to open old wounds.

Drake's life unravels as he questions whether he sent an innocent man to the gallows.

The walls close in on Reid as a secret from his past threatens to destroy his future in Whitechapel.