"You can't escape forgetting each other in the world, and you can't forget a startling glance."
After graduation and returning to class, she unexpectedly slipped into a sandbox novel written by her best friend, and the story began. .
After waking up from the dream, she answered the phone and after asking her best friend, she found the novel abandoned in the class, but her eyes suddenly lit up...
What is going on? Does the Blue House in the dream really exist?
Mission: A boy will always be a boy, and youth will never end