 is a descendant of the English nobility of the Discabil family, calling himself "the man who replaces the gods (Kamishiro) with a sword's slash (Tsurugi)" in his introductions.He is Tendou's equal in everything but cooking and normal social skills, quoting his butler Jiiya while expressing his intent to be the best at everything.But Tsurugi is unaware that he is actually the, a Worm that killed the real Tsurugi and assumed his form while killing the man's older sister Mika.