In the first episode, ten-month-old Springer Spaniel Louie has been involved in a terrifying accident that has left him with potentially life-threatening internal injuries. While out for a walk, Louie impaled himself on stick that travelled deep inside his chest, stopping millimetres from his heart and a major artery. The soft tissue team rush Louie in for emergency surgery to remove traces of stick, stop the risk of serious infection and try to save this Spaniel's life.