Lu Chenzhou and Su Wanqing have been together for ten years, and a New Year's Eve accident led their marriage to its end. After separating, Lu Chenzhou went far away to take on a tricky project, breaking through numerous difficulties with down-to-earth hard work, steadily climbing in his career and completing self-growth. Su Wanqing also suddenly awakened after experiencing twists and turns, went abroad alone to gain experience, and learned independence and introspection. Two years later, Su Wanqing returned to the country and coincidentally became Lu Chenzhou's neighbor. Both of them completed their transformation, chose not to remarry, let go of past entanglements, respected each other, and started their brand-new lives belonging to each respective person as ordinary neighbors.