Assassin's Creed Syndicate: The Dreadful Crimes

The Frye twins are approached by Henry Raymond, a penny dreadful writer, as well as his follower, a young Arthur Conan Doyle. They team up to investigate a series of murders across London, visiting crime scenes, gathering evidence, interviewing witnesses and suspects, and ultimately solving the crimes by accusing the true perpetrators.

The twins are eventually summoned to Buckingham Palace by Queen Victoria, in order to solve the murder of one of her guards. It turns out that it is in fact Raym...