Scientific Exploration of the Space-Time Reasoning Bureau

This is a young science mystery novel written with humor. The story takes place in the mysterious "Space-Time Reasoning Bureau" - a secret agency hidden underground in the city that specializes in investigating "the ultimate unsolved cases that have puzzled mankind for thousands of years." Three teenagers with very different personalities - Tang Chaoran who loves to chew lollipops, Dong Wang who is always eating, and Yu Kong who is as calm as a human-shaped refrigerator - are led by a mysterious guide "Deep X" and embark on a magnificent journey that spans life, civilization, mind, time, brain and starry sky.