National Yugui: I Contracted an Old Corpse from a Mountain Village

Lin Mo accidentally traveled to a parallel world where ghosts were rampant. Accidentally obtained a defense system. As long as the ghost breaks the defense, the contract can be forced. Is it okay now? Others contracted two or three ghosts on average, but Lin Mo directly contracted hundreds of millions! This is simply hot Thai pants! With a summons, all ghosts come! The drowned ghost, the unjust ghost, the hanged ghost, the evil ghost... Lord Ghost King: Why are all my men contracted by you? Come on, come on, take this seat! Ghost Controller: Are we sure we have the same profession as him? Boss: You have too many ghosts and I can't beat you. You might as well make me a contract too! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.