Heartbeat (2022)
Original title: 심장소리
Heartbeat is a 2022 Korean-language drama movie directed by Lee Chang-dong, with a running time of 28m. It stars Kim Gun-woo, Jeon Do-yeon and Sul Kyung-gu.
Caught up in anxiety, eight-year-old Chul in school tells his teacher that he is going to the bathroom but runs straight home.