Intruder (2020)

Overview

Seo-jin, a widower haunted by the loss of his wife, is shocked to learn that his sister Yoo-jin, missing for 25 years, has suddenly reappeared. While his family embraces her return with open arms, Seo-jin struggles to connect with this unfamiliar sibling. His growing unease transforms into suspicion as he grapples with the unsettling reality that the sister he once knew may no longer exist. As familial bonds are tested, Seo-jin is forced to confront his grief and the dark secrets that linger in their past.