What if we can go back in time? What if the past wasn't what it was?  What if you got what you wanted but it turned out, it wasn't really what you wanted all along?   Chanyeol goes back in time and lives a different life. The life he wanted for his present. But why does everything feels so wrong.

"Hey nerd!" He called out. She looked up and pushed her glasses up and Chanyeol was glad that he was right, it was the girl who sits beside him in his stats class. Baekhyun. "Shut up, jock." She rolled her eyes at him before returning to her book. Chanyeol, being the jerk that he was, snatched the book from her and raised it high up. "Hey! Give it back!" She shouted while struggling to tiptoe around the tall jock to reach her book. Chanyeol looked up at the book and squint

To achieve your dreams, you must sacrifice parts of your life. For Kris, the dream is to become an idol, but will achieving fame mean giving his love up?   

Chanyeol knew their past was gone. He's trying to build his future. He hopes and prays it includes Baekhyun.

Kris and Lay are neighbors, living in one apartment block. Lay likes Kris, but from afar. What would happen then if Kris and Lay will live under one roof?