The Hundred Demons Casebook

After being betrayed by his fiancee and having his spiritual root stolen, Chen Beixuan, a good-for-nothing young master, unexpectedly awakens the [Heaven-Defying Auction House System] at his lowest point. He stakes his lifespan to bid on treasures from myriad realms, slaps his fiancee and the geniuses in the face at every turn, and takes on the [Heavenly Secrets Pavilion], the hidden force manipulating the fate of the continent.