Blue Sky Lover summary:

Taichi, the older brother, and Yo, the younger brother, were born as twins. They grew up together, both fell in love with table tennis, and both fell in love with their childhood friend Shuri. However, one day, Yo became an active player in many tournaments, while Taichi quit ping-pong and lived a carefree life. One day, an incident occurred. This incident triggered the destiny of Taichi, Yo, and Shuri to begin to move violently..!