About the Series
▪I protect the peace of my neighborhood!
▪The return of a tiny but stronger hero!
▪The Red Underwear series, filled with fun storytelling and the science concepts in the textbook, is back. Na Yu-sik is a curious and science-loving elementary school student. One day, he picked up a shooting star, put it in his nostrils, and became a superhero. Curiously, with each realization of scientific knowledge, his superpowers increased. Yu-sik wanted to be a superhero who would save the planet one day. Of course, he¡¯s still just a bugger hero. Look forward to a bugger hero growing with scientific knowledge!

★Outstanding Children’s Book by Kids Hankook Daily in 2023
★Simplified Chinese rights and Traditional Chinese rights have been sold!
★Age 7-10

There are 4 titles published:
01 Puzzling Matter
02 Push and Pull Magnet
03 the Classification of Various Animals
04 Earth's Time Capsule, Fossil
(plan to publish 20 titles for this series)

01 Puzzling Matter
Red alert! A thief appeared in our peaceful neighborhood. Someone robbed jewelers and bank vaults, and the police couldn’t even fid a clue about the culprit. But don’t worry, the booger hero in the red underwear will catch the culprit. The booger hero in red underwear checks what materials the objects around us are made of and what properties each matter has. Will he be able to catch the culprit with his superpowers?

02 Push and Pull Magnet
The local chicken restaurant is the best in the world. Heavenly favor with sweet and savory sauce! By the way, why does chicken taste like this? The taste has changed. The fried chicken restaurant is in danger of being ruined when famous YouTuber Kaeyang visits and serves spoiled chicken. Can the chicken restaurant regain its original flvor and overcome the crisis? The booger hero in red underwear learns about the types and properties of magnets we often use and uses them to save a chicken house in crisis.

03 the Classification of Various Animals
Yu-sik's classmate was cursed by a mermaid. Does a mermaid really exist? In such a situation where various opinions are being exchanged, booger-hero in red underwear is dispatched to findout the secret of the mermaid! You can meet various animals around us while chasing the truth of the incident. They are full of their own unique features. How do animals live and how can they be classifed? Let's follow Yu-sik and fnd out together.

04 Earth's Time Capsule, Fossil
A thief broke into the village museum, stole the fossils on display, and ran away. Meanwhile, Yu-sik's best friend Gongja began to bring all kinds of fossils to school.Is Gongja related to the theft? Time to use the booger's superpower again! Fossils contain the history of the Earth intact. So fossils are like time machines from the past. Let's delve into what we can see when we see fossils, along with Yu-sik's journey.