Holloway Riding School, rivals of Bright Fields, steals the cup from them, so Zoe and Pin decide to go and bring it back. Meanwhile Rosie tries to fit in.
After surviving an IED explosion in combat overseas, a young soldier with the Army Motorcycle Unit is medically discharged with a broken back and leg. Against all odds he trains to make an impossible comeback as a motocross racer in order to support his family.