(Y/n) (L/n), L's counterpart, his partner, and best friend. The childish (Y/n) and serious L. Who would've thought that friendship would work. (Y/n) and L have been friends since they were teens. Soon later they because partners in crime. Though no one knew (Y/n) was actually assisting L in his investigation. What would happen if a particular case forced (Y/n) to reveal herself to the world as his partner? A tough case with a blossoming and possible love life. Which would she prioritize?