Assassin (Hassan of Serenity)

Hassan of Serenity (静謐のハサン, Seihitsu no Hasan?), Class Name Assassin (アサシン, Asashin?), is the Assassin-class Servant of Seiji Jinga in the First Holy Grail War of Fate/Prototype: Fragments of Sky Silver. She later forms a new contract with Manaka Sajyou. She is summoned by Ritsuka Fujimaru in...