Rin Tohsaka, a young girl, finds her father's memento. All she has is a catalyst and a pendant. She sets out to summon Saber, a powerful spirit.

Rin and Shirou run into a girl named Illyasviel von Einzbern. She has a Servant who is a big mad monster! What does this girl want from them?

Rin finally asks Shirou out on a date, but their enjoyment is cut short when Caster makes her move. Shirou is forced to make a difficult decision to protect the people he cares about.

Despite losing Saber, Shirou is determined to fight. Since Caster is protected by Kuzuki and Archer, Shirou and Rin decide to team up with another Master. Left with no other option, they set out to find Illyasviel and Berserker.

Together with Saber and Lancer, Shirou is set out to rescue Rin. Will he be able to beat Archer in a battle?

The Holy Grail War is over... The dust has settled... What awaits Rin and Shirou on their next journey?

An alternative ending. The final battle has ended, Saber still exists, and Shirou awakes to a peaceful sunny day.