Thrown Away — Leslie Claire Walker

The people in Diandra Brown's town tremble under the iron-fisted rule of Moms with psychic powers and Dads who enforce the law. They're surrounded by the deadly shadowland known as the void. The world has torn itself to pieces, they say. For humanity to survive, obedience comes first no matter the cost. Children must do what they're told, grow up to become Moms and Dads -- or refuse and be thrown into the black.