Daniel Larchamps, young and attractive with tastes he can't afford, is offered ten million francs with a 10,000 opener if his house can be used (a hidden room) as the sanctuary for fifteen kidnapped convent school girls, 700,000 francs ransom per capita. All goes well (including an emergency appendectomy) until. . . . A slight, attractive caper which could be developed into a film--a kind of Ri-fi-filles?