Be My Worst Nightmare Manga Volume 2 (Mature)

Sayo Hoshikawa, a high schooler self-conscious about his height, thinks of his classmate Mashiba as a rival, even after Mashiba calls him cute. But then, when Sayo starts having erotic dreams about turning into a plushie and being messed with by Mashiba, his fantasies start permeating into reality! In one of these dreams, a mysterious boy kidnaps the plushie...