She's from Another Planet(2023)

Original title: 어느 날 그녀가 우주에서

Na-eun believes she is a cosmic being. She has been trying to communicate with space at noon in a park. Seok-min is an unemployed young man who has been looking for a job. He goes to the park to take revenge after his close friend was hospitalized because of injuries caused by Na-eun but falls for her when he sees her.