A road of a thousand li begins with a single step—so says a Chinese proverb. The road to a shared secret and a shared fate that connected Iyu, Inna, Irina, and Ilona began in one subway car, where they ended up together by accident—or by the will of higher powers. Now, besides the first letter of their names, they’re also united by little bells—a medieval talisman capable of protecting its owner from evil spirits. But how can each of them protect the bell itself, if the dragons they managed to tame in the Middle Ages have regained power—this time thousands of kilometers away from the lands of the Ming dynasty? …