In the twelfth episode, Tomohisa receives an intriguing note that leads him to an unexpected private meeting with the captivating senior Mizuho. Later, as recollections of their encounter linger, he notices his friend Endou and the admired classmate Mikura have both vanished from sight. His growing unease prompts a search that reveals the pair sharing a secluded moment on the fire escape, leaving Tomohisa to grapple with a swirl of quiet emotions.