권다함

Kyung-hak

권소현

Hye-jin

Oh Jee-hye

Hye-jin's mother

이한주

Uk-hyeon

계영호

Choong-hwan

Jung Soo-kyo

Hae-cheol

김신비

Young-min

박지아

Kyung-hak's aunt

손성호

Kyung-hak’s father