Mushoku Tensei: Jobless Reincarnation 2nd Season - Guardian Fitz

The mass teleportation in Fittoa places Princess Ariel Anemoi Asura in mortal peril—then drops a powerful new bodyguard into her lap! While Rudeus and Eris journeyed home, a deadly drama was playing out in the halls of power.

(Source: Crunchyroll, edited)