I Got Lucky and Picked up the Imperial Jade Seal?

“You brat, you want to be with my daughter? Not unless you earn a hundred million in three years!” Facing his girlfriend’s father’s demands, Jiang Cheng had been in despair. But…

after unexpectedly inheriting his grandfather’s antique shop, his life began to change drastically. … A year later, the girlfriend’s father looked at the shop filled with various precious and genuine antiques, along with the nine-figure balance in Jiang Cheng’s bank account. His expression was quite complex: “What I said before was just a joke, a test of your relationship.” “My good son-in-law, why did you take it so seriously?”