The anime series Riddle Story of Devil (Akuma no Riddle) premiered in Japan, introducing viewers to the story and characters.
The anime series completed its broadcast run, concluding the story adaptation.
Azaka Katsuragi enrolls at Myoujou Academy aiming to kill her father, who is the school's chairman and a mob boss.
Azaka meets her future roommates Haru and Yurishia, forming the main trio of the series.
Azaka faces her first murder game challenge as part of the combat test at Myoujou Academy.
Azaka finally confronts her father, revealing his true nature and her resolve to kill him.
Azaka engages in various combat training exercises called Murder Games to improve her assassination abilities.
Azaka faces off against Ryousuke Kaga, another top assassin student, in a high-stakes duel.
Azaka solidifies her reputation as one of the strongest assassins in Myoujou Academy after several successful missions and combat wins.
