David Eliot is on a successful track to win the Unholy Grail, a cup of magical powers rewarded to the star student of his school. However, the new boy, Vincent King, suddenly accumulates more points than David and threatens to claim the Unholy Grail for himself. David learns about Vincent’s plan to destroy the entire school using the magic powers of the Unholy Grail, and David vows to do what ever it takes to stop him and save his school.