And that, too, applied to the Unique World. The young people born in the Unique World, or came to the Unique World at too young an age, were curious about the outside world and wanted to go there too. 

They weren't the only ones. Among those who had entered the Unique World when they were already adults, there were some who were hopeful. They ran away from Earth and came to this place, but... After 20 years, they began to miss Earth. If this constituted homesickness, then yes, they were suffering from homesickness. 

"I'm sure you know, but we can't just let everyone out." Everyone nodded upon hearing my resolute words. Then again, there was no way those who came all the way here did not know that the stage was progressing in the outside world. 

"And also, once you've completed the Level 14 High-difficulty stage... About 100 years would have passed in the Unique World. You can go back, but everyone you know would be dead and gone."

The applicants' reactions diverged upon hearing my words. 

"I've known this since 10 years ago!" 

"I don't have a family anyway!"

"My mother said she was going to go into a hibernation device!" 

They were people who literally challenged my words, because 'they wanted to go out'. 

"I've trained enough now. I'm going to go out and...save my family with my own two hands."

"My country was on the verge of destruction. I have...