Reeling from her husband's affair, Rose collides with a marooned teenager in a boarded-up Delaware beach town. Devastated by the news of her husband's affair and convulsed by waves of grief and rage, twenty something Rose (Greta Gerwig)-vengeful, a bit unhinged, and still clad in her pajama bottoms-drives to a sleepy seaside town in Delaware intent on finding her spouse's lover...。「超能力开发研究所」突然遭到无数不明物体的攻击,研究所已经完全被破坏殆尽。混乱中,原本在研究所中的超能力者令与纱绫香趁隙逃了出来。数月之后,不明物体的攻击再度出现,这次的目标竟然是纱绫香,翔一闻讯之后立即变身为假面骑士亚极陀,与G3-X一同前住救援。但战斗中G4的出现让大家非常震惊。在两个月前,G4的蓝图被盗,它的力量过于强大,所以装备它的人都会性命不保。到底是谁偷走G4设计图又制造了它?不明物体的攻击到底来自何方?假面骑士亚极陀,G3-X,G4与不明物体之间的战争一触即发!。