Wings of Sorrow by Iain Rob Wright

Scarlet is a 16-year-old girl with no friends, living with her single father. She feels her life lacks excitement – that’s until she meets a naked stranger beside the lake. Then everything changes.

Scarlet discovers that she is not just an ordinary 16-year-old. In fact the fate of the world rests on her shoulders, and it seems like she’s one of the bad guys.

Only evil can save her now… (More info)