Project S: Side by Side

Gym, an autistic teenager who was often bullied by his peers, decides to join the badminton team with his cousin Dong. However, Gym plays better than Dong, as Gym is able to control the dynamics of the game, leading to Dong's displeasure. With the help of Dong and Gym's widowed moms, are the two able to conquer all their fears and weaknesses to succeed in the badminton court? And what does the future hold for Gym and Dong's relationship?
(Source: MDL)