Alien Headbutt Chapter 20 Spoilers & Manga Raw

In chapter 20, the truth behind the 'Alien Headbutt' is finally revealed as a remote-control terminal for the Galactic Empire to rewrite human neural patterns. The mark on Haruto's forehead proves he is not human, but a royal clone heir to the imperial throne. When the enemy commander Xenos unleashes his own devastating headbutt, Haruto’s suppressed memories resurface. The shockwaves he used in previous battles were actually activation codes for the Empire's ultimate weapon. His rival Kai, once a trusted friend, reveals a sinister purple sigil in his eyes, signaling his true allegiance. Their bond, once a source of strength, is now the key to either saving Earth or conquering the galaxy. Haruto is forced to make a harrowing choice: destroy his own head to sever the connection or lose his soul to the Empire. The stage is set for a cataclysmic final showdown that will decide the fate of all mankind.