Underworld: I Accidentally Became Its Master

About This Book

Synopsis: [Urban + School Life + Lighthearted + Comedy + Supernatural + Ghost Hunting, No Female Lead or One Female Lead?!]

By chance, Yang Jun gets a System. He thinks he can finally live a comfortable life, only to discover that this System is a real pain in the neck!

[Ding! The Host has just cursed at this System. Half of your lifespan has been deducted. You have ten years remaining!]

Yang Jun: "..."

[Ding! The Host has only six days left to live. Sending you our congratulations!]

Yang Jun: "..."

[Ding! The Host has just cursed at this System. Half of your lifespan has been deducted. You have three days left. Please behave yourself, Host!]