Fate/stay night [Unlimited Blade Works] - S01

During the Fifth Holy Grail War, Caster puts her plans in motion, starting by capturing Shirou's Servant, Saber. As the witch grows stronger, Rin and Archer decide she has to be dealt with right away. But as the balance of power in the war shifts, the Master and Servant end up walking separate paths. Meanwhile, even after losing his Servant and struggling with his injuries, Shirou ignores Rin's warning to give up on the battle royale and forces his way into the fight against Caster. Determined to prove his resolve to keep fighting, Shirou's potential to become a protector of the people is put to the test. Amid the bloodshed and chaos, each Master and Servant's motives come to light as they sacrifice everything to rise as the victor and claim the Holy Grail.