Innocent Thing

Love Hurts

A high school student develops a crush on her gym teacher.

Jang Hyuk

Joon-gi

Jo Bo-ah

Young-Eun

Sun Woo-sun

Seo-yeon

Lee Do-ah

Teacher

Do Kwang-Won

Suk-Jin

Shin Cheol-jin

School custodian

Yoo Ji-yeon

Joon-Ki's sister-in-law (uncredited)

Do Yong-gu

Gynecologist (uncredited)

Woo Do-im

Do-im