Based on

Movies like Five Besties: Divorce Busting (2016)

Five different girls formed the most invincible "Iron" team in history. Lan Yiyi’s sly male husband was inexplicably missing due to owing huge debts. The four sisters went through a series of ridiculous oolong incidents to help Lanyi’s debts. They and a group of five people staged the "family" feelings of the ancient city of Beijing.