Fireboy

Will is a six year old boy who has been set on fire exactly once.
After that, he discovers that scientists had marked him for death, there for giving them somebody to do tests on. After mixing his genes til he's 50% human and 50% swan, he sprouts wings.
Along with all of the scientists other winged humans, he develops a risky plan to escape.
Will the plan work?
And what was this prophecy his mom was talking about?