Japanese film

Meiko Inoue is a recent college grad working as an office lady in a job she hates. Her boyfriend Taneda is permanently crashing at her apartment because his job as a freelance illustrator doesn't pay enough for rent. And her parents in the country keep sending her boxes of veggies that just rot in her fridge. Straddling the line between her years as a student and the rest of her life, Meiko struggles with the feeling that she's just not cut out to be a part of the real world.

我不知道……這世上除了奴隸和家畜外……還有在那以下的世界……一切，是從一封簡訊開始的。裡面的內容是早已認不出原貌的同伴的模樣以及被硬拔出的兩對肋骨……。 以設下仙人跳勒索金錢的龍夫，在一次恐嚇取財中惹到流氓，從此之後，龍夫的生活便一直往黑暗的深淵墜下，恐怖、恐懼的心情更是如影隨形！帶給他這一切的顫慄的〝斑馬〞到底是什麼人！？直到遇到那個男的之後……。

After suffering through a long and unsuccessful series of fertility treatments, Satoko and her husband Kiyokazu make the decision to adopt a child. Six years after adopting a boy they named Asato, Satoko has quit her job to concentrate fully on her husband and son. The family lives a peaceful existence until the arrival of a stranger.

Death-row inmate Sudo sends a letter to magazine reporter Fujii. In his letter, he states that a man named Kimura, also known as "teacher," committed numerous murders for insurance money. While checking out the story, based on Sudo's tip, Fuji becomes convinced that the letter is correct. But, a lot of time has passed from the incidents and Sudo's testimony isn't clear. Due to the persistance of Sudo, who is a former yakuza, and Fuji, the police begin to move.