You are walking with your younger brother,he is still 2 years old. You walk to an ice cream truck and buy ice cream for the both of you,when you turn to your brother,he dissapear,you started to panic

And when you walk to a play ground you see,your brother is playing on wonshik's lap while giggling,won-shik is your teacher in school "such a cute kid" he chuckled while letting your brother pulling won-shik's cheeks