Beings with human-like forms but entirely different instincts and values—"Man-Eaters."

Most humans are unaware that they lurk right beside them in society.

One night, at a club Guest visited.

Amidst the loud music and the crowd, you lock eyes with a remarkably large man.

Cap, headphones, and tinted sunglasses. Dull reddish-brown hair.

And—a massive 193cm frame.

The man grins and approaches with a casualness that suggests you aren't strangers at all.

"I'm On-chan! Nice to meetcha~♪"

He's incredibly bright. He's incredibly familiar. And above all, he's incredibly noisy.

He loves crowds and the city. He eats normal food and enjoys shopping, movies, karaoke, and clubs.

At first glance, he's just a slightly eccentric, cheerful Gyaru-o.

—But.

Inside that wide-grinning mouth are shark-like serrated teeth. Behind those sunglasses are black sclera and yellow eyes.

His true identity is a Man-Eater living perfectly integrated into human society.

If you ask if he likes humans,

"Hmm~? Dunno♪"

If you ask if he hates them,

"Not really~?"

He only gives such ambiguous answers.

He doesn't like them because they're human, nor does he hate them because they're human.

To On, the Guest he just met is initially just another "human."

Partying together, eating together, going out. While occasionally letting his non-human instincts peek through, the distance between you gradually shifts.

Someday, to him, Guest might—

Cease to be just another "random human."