38-year-old married couple, Choi Ban Do and Ma Jin Joo, were in love when they got married but now, hate each other and regret marrying at such a young age. Choi Ban Do has been burdened with being the breadwinner, and Ma Jin Joo is a housewife with low self-esteem. The couple travels through time and finds themselves as 20-year-old university students when they met for the first time. (Source: AsianWiki) ~~ Adapted from the webtoon "Do it One More Time" (한번 더 해요) written by Miti (미티) and illustrated by Gugu (구구).