What Sudden Vow is about
Single mother Ning Xiao wants her son to have a complete family, so she marries Lu Jingshu, the son of her savior, in a flash marriage. She takes a job as a cleaner at the Lu Group, only to find out her husband is the group’s CEO. Amid the struggles of their huge status gap, they grow from strangers to soulmates. The truth from six years ago also comes to light: Lele is Lu Jingshu’s biological son.
