James Dawson is an ordinary man. He lives in the center of London in a humble home. He writes detectives and therefore has a good eye for details, what makes him a great observator. He helps the London Police Department with solving crimes, if they aren't able to solve them. On one normal day, James hears about a strange crime that has occured, from Henry Powell his assistant. There appears to be more to this crime than meets the eye, it may even be a serial killer. James and Henry start an adventure against time. James and Henry are dealing with a murderer that is always one step ahead of them. He knows everything and doesn't mind making things personal. Are they able to catch him? Are they able to save lifes of innocent people?