In Michelangelo Antonioni’s classic of Italian cinema, two lovely young women, Claudia and Anna, join the latter’s lover, Sandro, on a boat trip to a remote volcanic island. When Anna goes missing, an extensive search is launched. In the meantime, Sandro and Claudia become involved in a romance despite Anna’s disappearance, though the relationship suffers from the guilt and tension brought about by the looming mystery.

While on holiday in Rhodes, Athenian war hero Darios becomes involved in two different plots to overthrow the tyrannical king, one from Rhodian patriots and the other from sinister Phoenician agents.