Yoon Hana and Kang Jisoo have been best friends since childhood. Their chaotic friendship makes everyone think they’re secretly dating, but they always deny it. As they grow older, hidden feelings begin to surface. After one unforgettable night, misunderstandings and fear drive them apart, leading to years of distance, arguments, and missed chances. No matter how hard they try to move on, they can’t forget each other. In the end, love finds its way back to them. Maybe it was always you. Forever.