Starring Choi Hyun-wook, Seol In-ah, and Choi Wonyoung, “Sparkling Watermelon” unfolds the tale of a boy navigating a dual existence as a model student and a band member. The series takes a fascinating turn when he experiences a time slip, encountering his 18-year-old father. Amid this temporal twist, father and son forge unexpected friendships. “Sparkling Watermelon” is an ongoing South Korean television series that promises a unique blend of drama and time-travel elements