Forgiveness and Permission is the fourth book in The Academy Ghost Bird Series. Sang Sorenson's abusive mother is secure in a hospital, and her father has vanished to a new family of his own, leaving Sang and her sister to fend for themselves. Sang is hanging by a thread, and her only hope is a group of boys she feels she barely knows. She's never really alone. The Academy team has stepped in, promising to protect and care for Sang. Kota, Victor, Silas, Nathan, Gabriel, Luke and North take over, showing Sang they can be depended on for anything. But just because the parents are away, doesn't mean Sang's life has become any easier. The newfound freedom will have a higher price than any of them had imagined. Principal Hendricks now wants to use Sang to exploit Academy secrets. Mr. McCoy has his own dark plans for her. Enemies are closing in. Sang will need to learn to believe in the boys, and the boys will need to learn to trust her if they want to survive their rivals. And each other. The Academy, Relentless Trust