In the near future, aliens have invaded Earth and declared a galactic war resulting in thousands of human casualties. To save Earth, a team of four teenage astronauts brave the alien wilderness of a distant planet to stop an assassin from changing the course of history forever.

講述了住在虛構城市波古市的羅漢、他的哥哥喬漢和剛搬進得克薩斯州一家水療中心的故事，該水療中心的老板是一位不可預知的鄰居。

　　熱愛搖滾樂，一心想贏得大賽的阿比阿弟不小心被另一對長得一模一樣的阿比阿弟機器推冥界。在他們大鬧陰曹地府、暢游天堂之后還拖著死神回到陽世，拯救女友的性命···節奏強烈的熱門歌曲、地獄游歷的驚險怪譚，還有一對胡搞蠻纏的活寶兄弟，就已經使「阿」片夠新鮮熱鬧了，再加上導演創新的拍攝手法，許多趣味的橋段串連，使本片不論在視覺效果、技術處理上皆比上集精進，娛樂效果更有過之而無不及。

　　The boarding house residents felt something strange in their residence. Rumors circulated that the cheap boarding house asked for a sacrifice in the form of someone's life. One of the apparitions they often saw was a terrifying pocong.