Couple on the Backtrack Trailer

Having regrets about falling in love during their 20s and getting married, Choi Ban Do, the breadwinner of the family and Ma Jin Joo, a low-self-esteem housewife, decide to part ways from each other after 18-years of married life. But a shocking event in their lives sends them back in time to relive their 20's. Could this be their second chance?