You Brat, Come Down the Mountain with Your Engagement Contract.

"I, Lin Chen, am here, who dares to show off?" The last descendant of the ancient medical sect went down the mountain to find his wife, with a golden needle in his left hand to survive the world, and a long sword in his right hand to defeat the enemy, traveling across the capital. I am invincible, you can do whatever you want! However, the sister of the goddess' fiancée asked him to leave her sister by giving him five million. Lin Chen smiled and replied: "But we are true love!" "A bastard like you is worthy of true love?" "You misunderstood. Your sister is the love of my life." "So?" "You have to pay more!!!"