Battle Angel Alita Mars Chronicle 9 (manga)

The cyber-martial arts saga that has spanned a solar system and over two decades in print returns, with creator Yukito Kishiro's new sequel that reveals the true story of Alita's childhood on Mars, and the mind-bending adventures that still await her. Freed from the Fardarrig military, the Dejah Thoris can only enjoy a momentary peace before another dangerous foe descends upon Keun and the residents. The enemy's name is Gyapollo, and he's taken Yoko hostage and spirited her away! On top of that, he seems to have an enduring grudge against Keun, but why...?