낭랑 18세

이동건

Kwon Hyeok-Jun

한지혜

Yoon Jung-sook

Lee In

Ji Nam-Cheol

Kim Hae-sook

Jung-Sook's mother

Lee Da-hee

Mun Ka-Yeong

이은주

Seo Hyun-Ju

Jeong Kyeong-ho

Jung Sook's blind date

Ko Kyu-phil

Hyuk Joon's co-worker