The foster child

When Snow White and Prince Charming tried to transfer all the evil out of their little Emma's heart, Malificent found out then reversed it. So now Emma Swan has a heart as black as her mothers hair. One day, after running form her 8th Foster home, a portal bean is mysteriously left in her bag. Not knowing what to do with this bean she throws it to the ground and it creates a portal, she jumps in and lands on an island known as Neverland with a boy with a heart as back as her own, Peter Pan.