The Operation to Retake Module 77 Episode 11

X-eins listens to the audio recording from H-neun's earring and decides to join L-elf to avenge H-neun and take down Cain. L-elf infiltrates Module 77 by posing as an injured Dorssian soldier and meets up with A-drei, who joins him in his rebellion. While Shoko and some other students are treating the injured, Haruto appears.