While he was busy brown-nosing and engaging in shady dealings with hospital officials, he neglected to take care of his family, leading to neglect in also his relationship. Eventually, he was misunderstood to be having an affair while dealing with Director Park's adultery issue and ended up divorcing. On the day the divorce decree was issued, he went to sleep and woke up to find himself back in 1999, as a 20-year-old freshman in the Department of Civil Engineering.
(Source: Korean = NamuWiki || Translation = MyDramaList)
