Rui Hanaka is a herpetologist who loves reptiles, and is always studying them. But one day, when his beloved leopard gecko Nancy shed her skin, she became super cute...?!

When Makita Maki, Hasebe Kokoa, and Tachibana Rinka are hit by a truck, they're transported to an unknown location. After fooling around, they eventually figure out that they're in another world. With their phones still connected to Twitter, now they must try and live in this fantasy world.