A noise is coming from the floor upstairs. Eunsu, hears this for over a month which causes uncontrollable anger to rise up. She gets eliminated again from a competition she had prepared for a long time. Eunsu decides to write her last piece with the theme of the noise between the floors and persuades her friend to help her follow and track the secret.
After the death of her sister, a woman is visited by a man looking to solve a series of murders by a motorcycle maniac. As their shared fear grows, the killer's rampage continues, leaving them both questioning who the real monster is.
river’s Ed centers on a group of teens who steal their school’s driver’s ed car to go on a road trip to help a high school senior track down his college-freshman girlfriend and win her back.
