Summary Kimi Dake no Devil from Kainu Manga
Kimi Dake no Devil summary: Sango, a 16 year old, cute, hyper, and somewhat reckless girl, gets rescued one day by a green-eyed boy with black wings who calls himself Kai and claims to be Sango's "guardian devil"...? Includes a side story called 100% Natural Fairytale about a school girl and boy who discover winged-fairies.
