Bong Joon-ho’s Mother (2009) is a gripping Korean crime-thriller about a devoted mother who launches her own investigation when her son is accused of murder. As she searches for the truth, obsession and guilt blur the line between justice and desperation. A haunting, genre-bending portrait of love and moral decay.

Från IMDB:
A mother desperately searches for the killer who framed her son for a girl's horrific murder.