+18วุ่นนัก! รักนี้ของโอแฮยอง

에릭

Park Do-Kyung

ซอ ฮยอนจิน

Oh Hae-Young

전혜빈

Oh Hae-Young

예지원

Park Soo-Kyung

김지석

Lee Jin-Sang

이재윤

Han Tae-Jin

허정민

Park Hoon

남기애

Heo Ji-Ya

이한위

Oh Kyung-Soo

김미경

Hwang Deok-yi

하시은

Hee-Ran

허영지

Yoon An-Na

권해성

Sung-Jin

최병모

Park Do-Kyung's psychiatrist

조현식

Sang-suk

박명훈

Lee Chan-soo