Mika eventually manages to defeat and stab Guren through the chest. At this exact moment, Yuichiro (Yu) and his squad arrive. Seeing his commander being attacked, a shocked Yu lunges at the assailant without realizing it is Mika.
Mika recognizes Yu immediately and makes no move to defend himself, allowing Yu to stab him through the chest with his Black Demon Weapon. The episode ends on this heavy cliffhanger, highlighting Yu’s horror as he realizes he has just critically wounded his own family. Key Themes and Production Owari no Seraph: Nagoya Kessen-hen Episode 10
Lieutenant Colonel Guren Ichinose is engaged in a fierce battle against the vampires, specifically facing off against Mikaela (Mika) and the flamboyant Seventh Progenitor, Ferid Bathory. Guren’s control over his Cursed Gear is shown to be increasingly unstable due to the influence of the demon possessing it. Mika eventually manages to defeat and stab Guren
The episode underscores Yu’s intense obsession with protecting his "family," which now includes both Guren and the Shinoa Squad. Mika recognizes Yu immediately and makes no move