A thrilling new whodunnit series, fast-paced and funny, featuring a detective as sharp as his suits and a heroine who’s trouble. The River Thames always gives up its dead…

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There’s a killer picking off victims from the wild swimming spots on the upper reaches of the Thames. The case takes Detective Inspector Leo George into the path of Jess Bridges, a private investigator who lives life close to the edge. Their enquiries lead them to author, Jago Jackson, whose book on secret wild swimming spots has turned him into a social media celebrity. Is Jago’s book the blueprint that the murderer is following? If so, does that make Jago a target or the killer himself? Either way, the duo find themselves swimming in some very dangerous waters …