The story is about a fan (Lee Si Woo) who has a crush on his idol (Lucas) but he doesn't know how to express his feelings since their lifestyle is different form each other. He created a so-called diary on instagram that has a lot of thoughts and feelings that could give a warm to someone's heart especially Lucas who suddenly noticed his beautiful words when he's breaking down. Main character: Lee Si Woo and Lucas (WayV) P/S: Lee Si Woo is my korean name that i have chosen.