Coming of age story about a group of high school students, depicting their experiences in a way that is relatable to all of us. Actor Ong Seong Woo portrays Choi Jun Woo, who has become accustomed to being alone. Although Choi Jun Woo looks to lack empathy at first glance, it is because he has always been alone and has never learned to articulate his feelings. His aloof façade hides a quirky and adorable young man. This is a story about Jun Woo's transition to a new school and the events that follow.