A student went missing after her archery club practice. The last person to talk to her was Shinji. And now Shinji is nowhere to be found either!

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.

With everything seeming to be against them, will Shirou and Rin be able to survive?