Dekkkkalien

Despite his impressive academic credentials, Watari Gakuto had become a nuisance of a NEET glued to online message boards after losing the job hunt battle due to his excessive pride.

Then, he was abducted by the giant aliens named Dekkkkalien who suddenly appeared, and under the pretense of rehabilitation, he found himself forced into labor alongside other childish adults in a mysterious underground facility.

Naturally, such tyranny was something his pride as a highly educated man could never tolerate, so he intended to use his vast knowledge and accumulated intellect to lay out logical arguments and refute them--

But the Dekkkkaliens possess overwhelming power - enough to crush the childish adults and forcing them to submit - leaving him with neither the room nor the courage to do so...