The local ladies all deem Mr John a wizard, so when Agatha finds a few grey hairs on her head—and the rinse she tries at home turns her hair purple—she makes a bee-line for the handsome Evesham hairdresser. As well as undertaking to restyle her hair it soon becomes clear the charming man also has designs on her heart, but all too soon their budding romance is cut short when Mr John is fatally poisoned in his salon. Once again Agatha finds herself embroiled in a murder case. Was it one of Mr John’s many lady clients, all of whom seem to have divulged to him their darkest secrets? It’s time for Agatha to get to the root of their hair-raising mystery!