Open the lock and measure yourself against the famous detective! Sherlock Holmes' fame is well established and his services are in high demand! The brilliant detective, equipped with his famous hat and smoking pipe, closely follows the footsteps of criminals in order to solve their cases. Sharpen your wits, because your reasoning and logic skills are about to be put to the test. But before you can uncover the secrets hidden in these pages, you must first find the code that unlocks the padlock. Are you ready to accept the challenge?