User blog comment:GouenjiShuuya'123/The Ultimate Eleven?/@comment-4726368-20121105190026/@comment-3153924-20121107083813

Technically, Fei is the extra one, in the PV, Hakuryuu was shown playing while Fei wasn't. And besides, who would have called the caravan and alarm it? Only Fei and Wonderbot would. Though, this is just my opinion.