When Alan Thorne asked his daughter to locate a green lacquer clock in his eccentric brother Gilbert's extensive collection, Cheryl hesitated, for her uncle had an almost misanthropic reputation. Cheryl's days at art school in New York were full as she helped Rena, a struggling fellow student, to avoid association with a gang of unwholesome thugs. But the web of mystery surrounding the past history of the clock' tightened. How many other knew of the hidden cupboard with its secret? What part had Uncle Gilbert played in the London clock theft years before? As Cheryl traced the answers to these disturbing questions, lonely Uncle Gilbert was reunited with a lost love. Mystery fans will be tantalized.