Ju-young is a young woman with a hearing impediment who decides to investigate her sister’s inexplicable disappearance, last seen in her apartment. Feeling more and more cornered, Ju-young begins to…

As a killing resembling a cold case resurfaces in a small town, the chase for the truth falls on two policemen who each harbor secrets of their own.

Time manipulation comes with a steep price for a young woman, who becomes 78 years old overnight after using a mysterious watch.