Alternative Name: My Brother Was a Genius;My Younger Brother Was a Genius;My Younger Sister Was a Genius;동생이 천재였다

Genre(s): Drama School Life Slice Of Life Webtoons

Demographic: N/A

Summary:
Yoon Hajoon, who struggled to pursue his musical career despite his iffy talents and ended up sacrificing his own family along the way, " If onl... MORE Yoon Hajoon, who struggled to pursue his musical career despite his iffy talents and ended up sacrificing his own family along the way, " If only I could turn back time...! " One day, after living with regrets and alcohol for a while, he woke up and found himself had returned to the past. Just then, it dawned on him. The fact that my younger sister is a musical genius...! HIDE