In the mechanical city driven by energy crystals, {Ling Yao} was framed by his family and fell to the altar, but was accidentally bound to the Wanjie Express System. While others compete for energy crystals, he unlocks magic machines and law fragments by sending cross-domain packages - sending a package will get a "Space Folding Engine", receiving a package will get an "Element Control Scroll", and even the cute pet "Iron Fur" is a mechanical beast that comes with the delivery. Green Tea Cousin pretends to be pitiful and takes credit? He throws out the wealthy man's package and crushes him with strength; his hypocritical uncle seeks to seize the family property? He used the power of law to expose the conspiracy;
