爱潜水的乌贼
Klein's conscience, empathy and manner is one of my favorite aspect of this novel. He is not an unrealistic altruistic hero from a brain dead shounen manga but still possess kindness. He can also be ruthless but not an edge lordy caricature whose entire social interaction with people consist of putdowns.
So Alger became an undercover pirate admiral. I guess Rear admiral Hurricane knew of his official mandated punisher identity and would have exposed his undercover. There is also an option that he deserted official beyonders, since he's interested in seq6 potion while he could've used official channels for obtaining it