Yuhyeon becomes the youngest CEO of Hansung, a successful electronics company built on toxic work culture, but nobody he cares about is there to celebrate with him. After a night of drinking and wondering if he could change the past, he wakes up the next morning, 20 years younger at the beginning of his career.Armed with the experience and insights that made him CEO, Yuhyeon begins to revisit broken relationships and battle the enablers of Hansung’s cut-throat work environment. But he does not yet know how changing the past will affect his future... (Source: Webtoons)---**Original Webtoon:** (https://comic.naver.com/webtoon/list.nhn?titleId=751168)---**Official Translations:** (https://www.webtoons.com/en/drama/a-mans-man/list?title_no=2876), (https://dongmanmanhua.cn/METROPOLIS/nanzihan/list?title_no=1548), (https://www.webtoons.com/zh-hant/city-office/a-mans-man/list?title_no=3278), (https://www.webtoons.com/id/drama/the-man/list?title_no=2257), (https://manga.line.me/product/periodic?id=Z0001100)

Five years ago, Corin Cadence's brother entered the Serpent Spire a colossal tower with ever-shifting rooms, traps, and monsters. Those who survive the spire's trials return home with an attunement: a mark granting the bearer magical powers. According to legend, those few who reach the top of the tower will be granted a boon by the spire's goddess. He never returned. Now, it's Corin's turn. He's headed to the top floor, on a mission to meet the goddess.

Italo and Erika made a promise: they would become siblings starting from the first day of school. Although it's easy to convince their classmates, the distance between them two grows every day and the gaps of this relationship will give way to dangerous feelings…