The young man didn't know what it was like to be sad. He just came out of the world. Out of curiosity, he strayed into the world to seize a secret treasure and was kidnapped by the suspect. Only when he went along to solve the mystery of the case did he realize how big a troublesome thing he was involved in.
Being young and being innocently attacked vs. Being awkwardly attacked
Concept: Curiosity killed the cat
It's okay, there are a lot of typos