What Should I Do If My Friend Travels Through Time? Online Help

Chen Xuan, who lives a peaceful life, has just attended the funeral of his childhood sweetheart. Unexpectedly, the next night, I received a distress message from a friend. After some understanding, Chen Xuan was shocked to find that his friend actually traveled through time. He also traveled to the late Yuan Dynasty and became a five-year-old girl. And the golden finger of a friend is to be able to contact him. At this time, friends who traveled through the end of the Yuan Dynasty were among countless victims. Faced with hungry people all over the land, people exchange their children for food. Chen Xuan was anxious. Call the police to fight monsters? Do the police care about things until the end of the Yuan Dynasty? Call the Space-Time Administration? Does anyone know what the phone number is? Help online! My friend has traveled through time, what should I do? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.