"Do you have memory issues or something?" "Sorry?" He was pointing out Ho-soo's behavior of pretending not to know him. Ho-soo avoided his gaze, habitually biting her lips tightly. "Ho-ya." His playful voice from long ago echoed in her ears, and Ho-soo turned on the red warning signal in her heart. Lee Ho-soo, whose name suggests calm waters but lives as dry as a desert without a ripple, and Jin Yeon-seok, the most popular guy on campus, who falls for her and devotes all his affection. "You... don't know me? Are you saying you don't know me again?" "Yes. I don't." The first love who vanished without a trace-my Ho-soo. Still, I love you. We were never really apart. I was just waiting for you for a while. Once I opened my heart to you, it won't open for anyone else. "Then let's start over. Time reset." Are you ready to dive deep into the passionate love of an over-the-top, devoted romantic?