The Master Goes Down the Mountain: I Broke Off the Engagement at the Beginning, but Then I Married My Sister-In-Law

When it comes to martial arts, he is unrivaled in the world, and when it comes to medical skills, he is at the top of his game. At the top of the Dragon Mountain, Gu Huaian went down the mountain to get married, but his aloof fiancée broke off the engagement in public. Unexpectedly, Gu Huaian turned around and married Xiao Xun'er, the sister of his aloof fiancée. The Xiao family always thought that Gu Huaian was a poor boy from the mountains, until one day...