Invisible monsters are hiding in our daily lives. Follow the footsteps of the Monster Squad and embark on an exciting imaginative adventure! Recommended morning reading books for teenagers in South Korea in 2023! The Korean Yes24 online bookstore has a high score of 9.9 among readers! [About this book] Have you ever looked at the clouds in the sky and thought they looked like a big dinosaur? Or do you think the shadows of trees swaying in the wind are monsters with teeth and claws, or do you find that the cracks in the wallpaper or brick walls look more and more like ghost faces? This is not an illusion. They are all hiding. Read more