I Was Found Out in the Other World Pretending to Be a Rookie?!

Synopsis

In order to investigate a case that happened 10 years ago, Yu Lian hid away his top-tier talent as a Ghost Hunter from the public, choosing instead to disguise himself as a less than average student. At least…that was what his original plan was supposed to be…but why is everyone constantly finding out that he’s more powerful than he’s supposed to be?!