Teenage girl, Ok Joo, her younger brother, and her dad begin to live together in their grandpa's house. Ok Joo's aunt comes to visit from time to time. There, Ok Joo spends one of the most important times of her childhood. Moments of unforgettable love, hurt, and partings make their proper marks on Ok Joo's life. The film tells the story of a family and illustrates the house they stay in. Ok Joo's presence is that of an observer during this time, after which she overcomes her loss and takes a leap.
Eun Shi Yeon is a police officer and she was demoted to the hit-and-run task force at a police station from the regional investigation unit at the National Police Agency and will work alongside Seo Min Jae, who is the ace officer of the hit-and-run task force. The two will be working to chase down Jung Jae Chul, who is a former Formula One racer now committing crimes with his madness for speed and cars.