![What Still Remains](https://i0.wp.com/foumoviesfree.com/wp-content/uploads/2021/06/m5CarXbHeeCCd4x2pTvez3dV39p.jpg?resize=185%2C278&ssl=1)
Kang Tae-sik is a private detective who would do anything for money. One day, he gets framed for a murder by a ruthless boss of the criminal underworld and a mysterious caller watches and controls his every move. He must use a wide array of techno-gadgetry at his disposal to clear himself and exact revenge within 24 hours given to him.