JIANG Yi-qing and LO Zheng-hao just registered their marriage at the household registration office. When they are about to head to their wedding, LO Zheng-hao sees the news that the Bao-Li Group has just announce the success of a new yeast regeneration technology. He makes a phone call to YANG Yu-xin to confront her for stealing his idea. A tragic car accident creates a butterfly effect that leads to JIN Ruo-xi watching her daughter burn to death in a fire and SUN Min-min unable to help her mother after a fatal stabbing. The three meet at the rock bottom in their lives and become friends with one another during the healing process.