A woman tired of her married life takes the Orient Express on a trip to celebrate her fifth anniversary. She sees it as an opportunity to meet new people and live new adventure. During the trip she will meet the following people: A couple of thieves of international renown, an impoverished marquis and his undercover woman. A disinherited adventurer, and two undercover police agents. Bored and lonely, the beautiful woman accepts the courtmanship of three men she meets on the train.