被红雾包围，四周都是荒废的建筑物，在毫无人烟的舞台上——三姐妹努力生存的故事。故事的中心人物是把头发扎起来为特征的凛、有着猫耳，总是成熟稳重的姐姐律以及身着女仆般服装，天真烂漫的气氛制造者丽奈。在扑朔迷离的世界里，姐妹们的目标究竟是…
户外实践归来后，萤草老师暂时隐退养伤，而SSR班却迎来了新的难题--升星考试!面对这位“严格的”校长助理白藏主，同学们将面临全体留级的巨大危机!而另一边，酒吞和茨木却震惊的发现:一向相亲相爱的SSR班中，竟然还混入了神秘的身份--风纪委员。面对内外双重危机的SSR班同学们，即将迎来如同狂风骤雨般的新一轮挑战!
The Flintstones is an animated, prime-time American television sitcom that was broadcast from September 30, 1960 to April 1, 1966 on ABC. The show was produced by Hanna-Barbera Productions. The Flintstones was about a working-class Stone Age man's life with his family and his next-door neighbor and best friend. The show's continuing popularity rested heavily on its juxtaposition of modern everyday concerns in the Stone Age setting.
