妻子的妹妹

　　西暦1988年。人類は謎のUFO群の襲来により危機に瀕していた。人類の存亡をかけ、南海の秘密基地で建造されていた国連宇宙防衛艦・轟天は発進する。侵略者の正体は、太陽系から2万2千光年離れたメシエ13と呼ばれる球状星団・恒星ヨミの第三惑星人だった。彼らは年老いた母星そっくりの地球を征服すべく、指揮官ヘルのもとに金星に侵略の前線基地を築いていた。敵ヘルファイターとの激しい戦闘をくり返し、金星に向かう轟天。しかし、その前に敵の超努級戦艦・大魔艦が立ちふさがる……。

　　In the year 2961, the time is after humanity and nature has recovered the land. A hunter named Cygnus is called to rise above his duty. He provides for Last Arc, a once nomadic band of survivors in need of food and water that is now growing scarce. The answer must be found before a group of outlandish Heretics descend upon them. Cygnus must voyage across the treacherous landscape to defend his people. Sent by Nova, the matriarch of the band, she acts based on her vision for Cygnus to find a seed of hope. The future of Last Arc is for him to discover, Cygnus ventures into a hostile landscape in search of an answer for his people. On this journey of encountering many traps and dangers, Cygnus discovers what has been hunting him is his identity.

　　影片改编自笭菁的同名恐怖小说。　　万万不可将八字交给他人，否则……后果自负。

　　一群十几岁的少年庆祝一个本地连环杀人犯的忌日，突然发现他们自己与这个困扰的城市传说的现实面对面。