Shakugan no Shana: Season III Episode 18: Spiral of Conflict
Episode 18 of 24 of Shakugan no Shana: Season III, aired February 10, 2012, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Kazumi was taken by Yuji in Sereiden and Hecate was sacrificed to the Snake of the Festival and now Shana and Yuji locked in their own confrontation