Overview
Seonwoong, a high school student, lives alone with his mother, Eunkyeong. When she suddenly disappears, only her cellphone remains. Through it, Seonwoong begins to hear her voice and sets out to find her.
Seonwoong, a high school student, lives alone with his mother, Eunkyeong. When she suddenly disappears, only her cellphone remains. Through it, Seonwoong begins to hear her voice and sets out to find her.
