* Based on the manga by the same name by Hiroyama Hiroshi, itself a spin-off of the Fate/stay night erotic visual novel by Type-Moon.
The Class Cards, which Illya and Miyu had captured under the directions of Rin and Luvia and with the powers of Ruby and Sapphire, had been disturbing the ley lines in Fuyuki City while they were free. Once captured, they should have stopped…