全裸鲨鱼特种部队

柾木在大学好友池内的邀请下去观看舞台剧，并被登台表演的芙蓉所吸引。然而，他逐渐开始怀疑芙蓉与池内之间的关系。于是柾木与一个对芙蓉心怀厌恶的神秘女子小林合作…… 　　影片根据江户川乱步的同名中篇小说改编。

　　梧桐中学高二十八班是远近闻名的问题班级，后进生、艺术生、体育生、不良少年聚集在此，以宋宸（柯焱曦 饰）为首的男生帮派和以秦淼淼（熊婧文 饰）为首的女生帮派互相不服，班级混乱无序。一天，高二十八班收到了一封信，这封信自称是由一年后的他们集体寄来。信上说，即将调来的班主任谭 睿明（秦海 饰）会改变十八班，成为对他们最重要的人。然而在一年后的未来，谭老师却永远地离开了他们。为了实现一段没有遗憾的青春，扭转历史，少年们决定按照信上所说，挑战一个个不可能实现的任务...

　　The nightmare was about a demonic possession. A long time ago, there was an evil in a small town and it was jealous of the girl and would never let her go, since the devil loved the girl. One night, the evil raped the girl and she became pregnant. After months the girl could not hide her baby, her father figured her secret out and clapped the girl in irons and locked her room door. But the evil put the gun to her father' temple and saved the girl. The father had a stroke and had been sleeping on the bed for three months and died. Time went on and the girl brought a child into the world. Naturally, people who were living in the village heard the story and they did not want to see neither the girl nor the baby since when the baby was born, plants dried in the field, fishes lost in the lake and people had prayed to the god for rain, but nothing changed in the village. People got so angry, dug a hole in front of the fountain, put her into the hole and threw stones at her face. The girl died soon after. The evil went off the deep end, took a revenge of the village and killed everyone except two sisters because the evil wanted them to take care of its baby...

 编号为223的警察（金城武）失恋后患上失恋综合症，在与金发女杀手（林青霞）擦肩而过又离奇相遇并有了一晚温情后，原本以为包括“爱情”在内的所有东西都有保质期的他意外地迎来心灵的短暂温暖。可是，他们的爱情还是结束了。快餐店新来的女招待阿菲（王菲）爱上了时常光顾快餐店的编号 为663的警察（梁朝伟），因拆了他的女友（周嘉玲）留在快餐店给他的“分手” 信，阿菲知晓了他的心情，偷拿到他的钥匙趁他不在时常潜入他家，一边梦游一边悄悄地改变他的生活，终在被他撞见时令其感受到情感的回归。然而，这才是他们爱情的开始。