女子学校爱艾罗学园连续发生美少女失踪事件，行踪不明已超过３０人，而被找回的少女们，全部都失去失踪期间的记忆。从卡莲与爱里处接受事件搜查委托的蓝华，以高中生的模样潜入学园，逐渐接近那个可疑团体——不断引诱学生们来到自己的房间，行为怪异的谜之美少女团体“白夜”……
海底娇娃蓝华：ZERO (季节 1)
White Knights 0.0
播出日期: 2009-03-01
运行时间: 25 min
概述: 19-year-old Aika reunites with Eri and Karen to investigate the serial disappearances of school girls at St. Aero academy. Some of the girls have returned but without any memories of what has happened. While going undercover as students, they discover that the student council group called the White Knights have been abducting the students, and that they are in cahoots with an alien force that penetrates and captures the girls using rope-like tendrils of light. Aika is captured by the alien, but is rescued by Risako.
E.T.A.I. 0.0
播出日期: 2009-10-26
运行时间: 25 min
概述: Miyu's back story is expanded upon regarding how she encountered the aliens and then influences her classmates to join her in the student council. The army takes over responsibility for the investigation. When Karen goes in undercover, she notices the council has deserted the chapel. Meanwhile, the Hagens have been observing their actions. When the White Knights capture more girls, Aika raids the underground.
Zero 0.0
播出日期: 2009-12-29
运行时间: 25 min
概述: E.T.A.I. holds Aika captive and attempts to probe her, but the tendrils are broken by Aika's inherent power. E.T.A.I. and Miyu go to the spaceship where E.T.A.I. reveals that Aika has alien powers like her. After Aika defeats Rin and Kana, she reunites with Karen and Risako and they find the captured girls. Aika defeats Miyu and E.T.A.I. and then goes after the spaceship where, with the help of the military, they shoot it down. Aika returns safely. During the closing credits, Miyu and E.T.A.I. are taken in by the Hagens
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集 3
集 3