A homebody with social anxiety and a rebellious girl find mutual healing and salvation while on the run. Through each other, they find themselves again. Mi Chong with social anxiety originally planned to end his useless life by the river, but was interrupted when he ended up saving a drowning girl. An accident a few days later made the two embark on a tragic escape. A series of unimaginable encounters entangled their destiny. At the same time, their two hearts gradually approached, finding sunshine and hope from each other.