Beginning of XX of century. The first cars ride on roads, electric light bulbs catch fire in cities, ladies despite traditions start making career. The first enormous department store throws open doors in London - chic "Синклер". Young Sophie settles down on work in this reign of luxury and in the first day appears in the center of dizzy detective intrigue.From "Синклера" the most valuable thing - precious clock-work sparrow is stolen. Events develop with unbelievable speed, and curious Sophie finds out soon, that it is not simple theft.