Heir to the Sinclair fortune, Colt Sinclair, and beautiful adbenturer Frannie Beaudine disappeared one day. Their small plane was never found and their fate remained a mystery. Now, fifty years later, Penelope Chestnut discovers a tantalizing clue to the lovers' mysterious disappearance. Rumors of her discovery bring Wyatt Sinclair to the small town of Cold Spring, New Hampshire. He's determined to find out what happened to his legendary uncle - and to put to rest a family scandal.