A journey of a thousand miles begins with one step, says a Chinese proverb. The road to a common secret and a common destiny that connected Iya, Inna, Irina and Ilona began in the same subway car, where they accidentally - or by the will of higher powers - ended up next to each other. Now, in addition to the first letter of the name, they are united by 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, which were tamed in the Middle Ages, regained strength - this time thousands of kilometers from the possessions of the Ming Dynasty?..