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Why R U?
Cast & Crew
Cast
15
Lee Jung-minJung Lee Won
Lee Ye-hwanKim Ji Oh
Park Chang-hoonKo Yu Gyeom
Lee Sang-minWoo Sun Woo
Jeon Sa-raKim Do Yeon
Jo So-youngSo Young
DawonDa Won
Park Young-un[Yu Gyeom's Junior]- Kim Na-hyun[Professor]
Su HyunJung Lee Jin [Lee Won's Sister]
지종호Jong-ho
Natasit Uareksit[Himself]
Kornthas Rujeerattanavorapan[Himself]
Kim Dong-Kyu[Professor]
Bang Jin Won[Unknown Classmate]
