Jaden Shaw, after his stepmother's family robbed him and his sister died, is reborn. He activates the "Strongest Firepower System". To cure his frail sister, Jaden Shaw hunts. His stepmother and stepbrother try to harm him, but Jaden Shaw resolves each threat with his formidable firepower. He finds herbs for his sister, partners with Pearl Sterling, foils Miles Sterling and the Xie family, becomes chief ranger.