Saber

A normal high schooler's boring life is upended when a mysterious mark appears on his hand, thrusting him into a hidden war between powerful Mages and legendary Heroes fighting for the ultimate prize: the Holy Grail.

When a cosmic entity with reality-warping powers and an insatiable appetite crash-lands into the Fate universe, even Servants and Masters must reckon with a hero whose optimism is matched only by his ability to devour anything—including destiny itself.