Synopsis: Fate/Grand Order - Vengeful Demon's Wail at the Prison Tower

From the magazine Type-Moon Ace #12, this is the official oneshot manga adaptation of "Vengeful Demon's Wail at the Prison Tower", a story event from the mobile game Fate/Grand Order.The Master of Chaldea suddenly falls into a coma, his soul prisoner of the Château d'If where sinful versions of his servants lurk. He receives the help of a new comrade: Avenger Edmond Dantès.