Plot
Tokaku Azuma is a heartless teenage assassin on a mission of death. She's been sent to a prestigious, all-girls boarding school to compete in an assassination game against eleven other beautiful killers. There heinous mission: send the innocent and cheerful Haru Ichinose to an early grave.
Where to watch Riddle Story of Devil?
Riddle Story of Devil is an action show featuring Ayaka Suwa and created by Keizo Kusakawa.
Riddle Story of Devil is currently streaming on Funimation Now.
It is also possible to buy Riddle Story of Devil on Apple TV.