Chamgyeoneun no salaneun oh-yeah

A 13-year-old elementary school student, Ki-ho likes Sang-hee, who is in the same class. However, Sang-hee is close to Byung-soo and does not give any attention to Ki-ho. Ki-ho, who attends several private academies every day and even listens to nagging from adults, wants to form his favorite baseball team secretly with his pocket money.