Ragnarok the Animation



Ragnarok the Animation is a Japanese-Korean anime television series based on the MMORPG Ragnarok Online. The story happens in the same world of Rune-Midgard. An evil entity called the Dark Lord wants to create chaos in the world with the help of seven crystals that represent the seven ambitions (also known as the Seven Strengths) who sealed him away years ago.

Episode 10: "You're My Brother, Aren't You?!?"
Keough attempt to hypnotized Yuufa into following him but failed.

Episode 25 & 26
Yuufa is possessed by the same Darkness that possessed her brother.