We seems to have met in our dream

At the wedding scene, Gu Antong watched Si yueyun abandon himself and leave with the woman.She bit her lips and shouted resolutely, "whoever marries me now, I'll marry!"A man slowly stood out of the crowd, "I marry you!"Si Zhenxuan: "our marriage is a deal, okay?"An Tong: "OK, we will not invade the river."Who do you think of me from before to now?