Cunning Single Lady (2014)

Na Ae-ra (Lee Min-jung) and Cha Jung-woo (Joo Sang-wook) got married young. Ae-ra wanted to have steady life but Jung-woo business led them to lots of debt and hard work so she broke off the marriage. A few years later, Ae-ra found out that Jung-woo business was successful and he became a millionaire while she was still paying debts that incurred during their marriage. Ae-ra came back for revenge but Jung-woo thought that Ae-ra wants him back because of this wealth.