Thea Wyatt has only been back from Taviscombe a short while, yet already she has secured a job at the local law firm and has been asked for her hand in marriage. And when Michael Malory announces their engagement to his mother, Sheila couldn't be more excited. But the fairytale is short lived. For Gordon Masefield, a senior solicitor at Thea's firm, has died shortly after an altercation with her. And now Thea is the prime suspect for his murder. However, Masefield had no shortage of enemies and when Sheila and Michael start the hunt for the real killer it begins to look as though practically anyone had both the will and the opportunity to kill him. And with Inspector Bridges so convinced Thea is guilty, it is up to the mother and son team to unearth the truth...