Soo-Hyun, who has special needs such as dyslexia, hearing problems, learning difficulties, and scoliosis, goes to Hongik University in Seoul. She gets bullied every day by Hye-Won. She has a best friend called Seo-Yeon who is smart and the kindest person. Soo-Hyun is a huge fan of Seventeen. She always dreams about seeing Seventeen in person, and every day she would write a little diary on Weverse to CARATs and Seventeen, which makes her happy, but she also wishes that Seventeen replies to her post on Weverse. She hopes and always questions herself, worrying about seventeen. But as well as Seungcheol, he has started wondering or questioning himself why he sees this girl everywhere on the streets running while crying. Him and seventeen have always been by her side, saving her life from getting hurt, but Soo-hyun doesn't know who is helping her and why. Her best friend's fear of Hye-Won makes her try her best to stand up for her best friend but end up getting hurt or trying to get out of drama. She ends up moving schools but kind of close to Hongik University and has a little bit of peace and quiet but changes her lifestyle. Still in this new school, people talk terribly behind her back and are jealous of how amazing she is by study and talents, then later on in the story, she found out Seventeen has been helping her throughout her life, then becomes friends with them, attending their concerts, and Seungcheol has gradually having feelings for Soo-Hyun for being strong and how wonderful a person she is.