Toaru Wakaranai no Actor (A Certain Unknown Actor) is a fanfic that is basic off Toaru Majutsu no Index franchise. And a spin-off of A Certain Magical Index: Wandering Swordsman written by Viperslim90. It is the third installment of the Swordwander/Code Vader fanfic universe.

Background
The story focuses on a mysterious individual known as the Wild Card, Zack Yoshikage who discovered a letter given to him from his late father who was a researcher of the Dark May Project, that requested him to look after a mysterious wolf ear and tail girl name Anna Zetsubo. Hearing from the sudden girl's lonely nature of her late parents fires Zack into a rage of justice.

Chapters
• Prologue
• (Note) bio
• The Girl
• The Departure

Unknown Actor Characters
• Zack Yoshikage
• Anna Zetsubo