Global Ghost, Billions of Ghosts Inside Me!

In the midst of class, Lin Mo, the ultimate gamer, was unexpectedly transported to a parallel world infested with ghosts and monsters. As the least talented person around, he accidentally stumbled upon the "Defense-Breaking System." All he had to do was break through a ghost's defenses, and BAM! He could forcefully form a contract with it. Oh boy, things got wild from there! While others were averaging two ghost contracts, Lin Mo went all out and contracted a BILLION ghosts! With a single summon, a gazillion ghosts descended upon the world! Drowning ghosts, starving ghosts, boozy ghosts, chainsaw ghosts Spooky, right?! Boo-tifully terrifying!