Just before the high school entrance ceremony, Yoon Hana receives news that her family is moving out. Despite feeling anxious about transferring to a new school, her cheerful disposition keeps her from sinking into despair for too long. Unfortunately, her first day at the new school doesn't go as planned. She quickly runs into trouble with her intimidating desk partner, Lee Chang-wook. However, as time passes, Hana discovers that Chang-wook is more complex than she initially assumed. Follow Hana's journey as she attempts to bring light into Chang-wook's dark world and help him make new friends!