Inspired by Harry Styles' Lights Up Soobin grew up with Yeonjun who he envies because he's so open. It makes him wonder, how it is like to know who you are.

Lee Donghyuck is an amazing detective that just wanted a day off from work, but a case has him questioning everything he thought he had gotten over. He reunites with his brother, Lee Taeyong and his ex, Mark Lee when the case ties NCT into its roots. From there, old feelings rekindle and new bonds are formed. Can Donghyuck protect himself and his new family?

When Changkyun starts having... questionable dreams about his best friend, Jooheon, he begins to question something about himself he'd never questioned before...