Graduate students in the Historical Museum find a diary dated 1919. In the diary, the author confesses to the murder of five people. The terrible deeds of the past are the key to unraveling a number of crimes committed in our day.

Stephanie Komack was a high-class hooker and assassin for the Italian Mob. Now working in London as a waitress, and a single mother to her seven year old daughter, the Mob track Stephanie down and persuade her to do one last job. The hit goes wrong and Stephanie soon realises the stark reality of her failure. They snatch her daughter as punishment, but didn't figure on Stephanie's capacity for revenge! Inspired by true events, JOURNAL OF A CONTRACT KILLER is the gripping story of a woman driven to turn on her paymasters with devastating consequences.

A veteran hitman, Dekker is ready to call it quits and leave the profession. His final job, however, proves to be trickier than expected when a sadistic man recruits the assassin to kill his wife, Jain, and their baby, but he can’t bring himself to do the job, complicating all of their lives.

When a suspect is found in a journalist's murder, the case is considered closed until a secret diary suggests 13 more victims — and possible cannibalism.