The Ruby of Atonement
Author(s) Yamaguchi Noboru
Original title 贖罪の炎赤石
Illustrator Usatsuka Eiji
Country Japan
Language Japanese
Series The Familiar of Zero
Genre(s) Fantasy
Publisher MF Bunko J
Media type Print
Preceded by A Holiday in Tristania
Followed by The Silver Pentecost

The Ruby of Atonement is the sixth volume of the light novel series The Familiar of Zero.

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