Watch K: RETURN OF KINGS Episode 10 “Keystone” online free in HD on Anime4Soul. This episode first aired on December 7, 2015. It is episode 10 of 13. Use the SUB / DUB switch above the player for English subtitles or the English dub, and the language menu for French and Portuguese.

Previous: K: RETURN OF KINGS Episode 9. Next: K: RETURN OF KINGS Episode 11. See all 13 episodes, characters and voice actors on the K: RETURN OF KINGS page.