It's the Fiesta de San Juan in Spain the national celebration of the Summer Solstice & there's much excitement about a huge firework display in the village of St Marti. But Primavera Blackstone is more inflamed by the appearance of a mysterious writer Duncan Culshaw who is determined to rake through the ashes of her past. & when extortion & blackmail are mentioned Primavera realises the heat is on. Duncan has his fingers burned playing fast & loose with the fiercely protective Prim but when he marries a dying woman for her money threatening the inheritance of Prim's son Tom things are going to get explosive...but happily there's a new guardian angel in town.