Prologue: The Ordinary Siblings Who Soared to the Sky?! 8

Episode 1: I Need a Mystery Rice Cake! 16
The Moon that Brightens the Night Sky: Mystery Curriculum Knowledge

Episode 2: Fragments of a Broken Planet 40
Mystery Curriculum Knowledge A Gigantic Gathering of Celestial Bodies, the Solar System

Episode 3: Twinkling Milky Way Road 64
Our galaxy, made of twinkling stars, is a mystery textbook.
Smarter Riddle 1

Episode 4: Frozen! Ice Planet 90
Riddle Curriculum Knowledge: The Earth's Rotation and Revolution
Smarter Riddle 2

Episode 5: The Final Showdown 122
Mystery Curriculum Knowledge: A Black Hole Absorbing All Matter in the Universe
Mystery Shadow Quiz

Epilogue: Strange Safari 154

Popular creators, the Common Siblings, surpass 2.57 million YouTube subscribers!

'The Common Siblings' is a popular creator with 2.57 million YouTube subscribers and over 3.1 billion cumulative views, and is affiliated with Common Company.
It is greatly loved by children through situational plays, skits, etc., and it mainly draws laughter and empathy by comically depicting realistic episodes that can occur between siblings.

The ride we will be riding this time is
It is a 'mysterious spaceship' that explores space.


After finishing their adventure in Horror Village, the common siblings were driving back home.
But suddenly, the car transforms into a spaceship and soars into the sky! After a while, the common siblings land on the moon and meet a rabbit named 'Dalto', who asks them to make a 'mystery rice cake' that can defeat the black hole, as he is tired of making rice cakes to offer to the villain 'Black Hole' every day...

Book composition

A spectacular comic that enhances your immersion!

Volume 3 of "The Ordinary Siblings' Mystery Adventure" tells the story of the Ordinary Siblings exploring space filled with strange alien life forms.
The common siblings travel to each planet and solve puzzle missions to save the rabbit 'Dalto' who lives on the moon from a black hole.
Discover the exciting episodes of these people overcoming crises in a fun and surprising way every time in a spectacular comic book.


A tricky riddle full of common sense!

Solve the hilarious riddles scattered throughout the comic, such as "Where is the place filled with sparkling light, but my body can't move as I want?" and "Which planet is good at pansori?"
Not only will your thinking and creativity be developed, but you will also learn common sense.

Rich information related to the curriculum!

At the back of each chapter, there is a page of riddles containing curriculum keywords and riddles to help you become smarter.
Elementary Science 5th Grade 1st Semester 3.
The Solar System and Stars, Grade 6, Semester 1, Lesson 2.
You can grasp key information related to elementary school subjects at a glance, such as 'Moon Phases', 'Composition of the Solar System', and 'Rotation and Revolution of the Earth' included in the movement of the Earth and Moon.