Thread:Shanethefilmmaker/@comment-397235-20150127033511/@comment-397235-20150128232450

The reason Matsunaga doesn't remember how to end the Calamity is it's forever entwined with his memory of the Extra himself. Since Takako wasn't the Extra the class's memories of her wouldn't be altered, so they'd remember what she did. Ergo, they'd remember the tape.