It's June, AD 80 A year has passed since Mount Vesuvius erupted, and its effects still threaten those living nearby. But now it's summer in the Bay of Naples, and time for fun and relaxation. Everyone is thinking about love at the luxurious Villa Limona, where Flavia, Jonathan, Nubia and Lupus have come to spend a fortnight's holiday. But there's a rotten core beneath the beauty. A famous murder was committed nearby, and a poisoner is at large amongst the villa's guests. Faced with many distractions, can the friends set a trap to catch the culprit?