When British engineer Barry Collier is injured in an accident in Cyprus, his brother David (Peter McEnery) immediately flies out to be at his side... but it is too late. After the funeral David is approached by the beautiful Helene (Alexandra Bastedo), eager to inform him that the death was no accident. And her mysterious companions Basileos (Brian Blessed) and Charalambos (Stefan Gryff) seem to know a great deal more. But can he trust them? Collier finds himself drawn into a complex conspiracy filled with intriguing characters and increasingly strange experiences as he tries to unravel the truth behind his brother's death.