He is an angel.

Light never was Kira and is and innocent highschool student who miraculously meets Misa Amane, a Japanese pop idol, and becomes her friend before she forces him to date her. Misa Amane is the real Kira and is set on using Light as her cover and frames him the best she can, she abuses him physically and mentally be hitting him and threatening his family's life and saying she will kill herself if he breaks up with her, before she reveals that she is the real Kira. L is the world's greatest detective and suspects Light of being Kira until he install's camera's in his house and finding something that no one knows about the boy.

Samm says:
Somewhat intelligent Misa(more manipulative than anything)
Innocent and cute Light
Caring and Intelligent (and protective) L
Let's see how they work together

Lizzy says:
Ohh, LxLight, smexy, smexsmex.
Oh and Misa is a bitch!
LET'S WORK IT!!!!

Cover art belongs the kaze_gaara17 from deviantart