本片是根據實際發生的「少年殺害了祖父母事件」的構思而改編成電影的嶄新故事。長澤扮演懶散奔放的母親·秋子，挑戰墮入了社會黑暗面的女人，而阿部サダヲ則飾演與秋子沒有結婚登記而同居的丈夫·遼，影片將重點刻畫秋子和她年幼的兒子·周平（郡司翔）之間所展開的關系。

　　British Army radiation drills at a remote Scottish base attract a subterranean, radioactive entity of unknown nature that vanishes, leaving two severely radiation-burned soldiers... and a "bottomless" crack in the earth. Others who meet the thing in the night suffer likewise, and with increasing severity; it seems to be able to "absorb" radiation from any source, growing bigger and bigger. What is it?? How do you destroy a thing that "feeds" on energy?

　　Lonnie, a crop duster pilot, must lead a mismatched group of survivors to escape the deadly zombie horde after an experimental chemical, intended to control the invasive kudzu vine, transforms the citizens of Charleston, MS into zombies.

　　任慕英（梁家輝 飾）是一個單親爸爸，以教授鋼琴來撫養女兒Ellen（蔡卓妍 飾）長大。可是女兒升上Band 5后就變得越來越不聽話，令任慕英十分擔心。Ellen一直覺得爸爸十分“娘娘腔”，覺得自己就算有什么麻煩，爸爸也是不可靠的人。Ellen的同學都誤會了她的爸爸是個江湖高手——慕夜飛鷹，相繼要求拜為師傅，此時Ellen才對爸爸改觀。但任慕英被誤以為是絕招的身手，不過是在照顧女兒的時候練出來的。　　女兒開始覺得爸爸老了，可她還是到處惹禍，更被慕夜飛鷹的仇家脅持，任慕英為了救回女兒，獨自女兒被困的地方……