Exploring the Dragon's Lair

[No female lead + conspiracies + tomb raiding] A silver bracelet left in a pawnshop forever, and a young man who appeared out of nowhere, have dragged me, a man who should have inherited the pawnshop and coasted through life, into a thousand-year-old deadlock. From then on, I search for dragon veins, explore hidden tombs, unravel secrets, and dig up graves, trying to stay alive among the dead…