I Broke Off the Engagement at the Beginning, and I Bound the Love System

Lin Chen, in his previous life, lived in a small mountain village and became a door-to-door son-in-law. He went to the city with a group of big men, but before he had time to enjoy it, he was suffocated to death. As soon as I opened my eyes, I traveled through time. What I didn't expect was that I was still my son-in-law. What I didn't even expect was that it was bound to a love system...