The Guest (2018)

S1E9 It’s Not Your Fault

Late at night, the possessed Seo Yoon tricks her mother into stepping outside, placing her in grave danger. Hwa Pyung, Yoon, and Gil Young set out to find them, but Yoon becomes trapped in a basement with Seo Yoon, where the evil spirits torment him. Meanwhile, Congresswoman Park Hong Joo ventures into the darkness alone to meet someone in secret.