Misty Hearts / Let's Fall in Love Again

Ni Wu (Cheng Qingmiao) is forced into a secret relationship with Pei Huaiyu due to his niece's pressure, later leaving with twins but only keeping the daughter. Seven years later, as she takes her daughter to see a doctor, she runs into him again. From a sense of déjà vu to recognition, he resolves to win her back, ultimately leading to a reconciliation.