Take two musicians: Sean Green, gifted Irish songwriter and talented musician, but with a voice that could curdle milk." "...And Wilko Robertson, a soulful Scottish singer." "They worked together in the '70s in a band called Circles, but the big time eluded them. Together again for a gig at Dingwalls Dancehall in Camden Town, it's meant to be the start of a successful come-back tour." "But during a break in the set, Wilko is found murdered in his locked dressing room. Then another body shows up - in another room that's locked from the inside." "Pretty soon Detective Inspector Christy Kennedy is faced with two locked room mysteries and more suspects that clues. And just when he's knee deep in bodies, Kennedy's partner, ann rea (always lower case), springs a few surprises of her own.