At the baseball club of Yame Kita High School in the southern part of Fukuoka Prefecture, fierce competition for positions was always fought. In the qualifying that led to the spring selection tournament (Koshien), the team was beginning to get jerky due to the unexpected defeat. At that time, the main players such as Ace are ordered by the director to go to the drama club. Repulsive players. However, there is a memory of the sad scars of the unexpected seniors.

This is Ukauka

Takashi Hayama is a third year high school student. He falls in love with Azusa Oribe at first sight and they begin to date. One day, Azusa tells Takashi "people who meet me, forget about me several hours later." Takashi doesn't believe Azusa, but by chance he realizes that he forgot about Azusa. So he won't forget Azusa, Takashi begins to leave a note for himself and Azusa.

Kotori Haneda is a university student interning at a publishing house. While doing her internship, she is partnered with another intern named Eba Shimazaki; the two start a relationship, but her happiness is not to last.

Akari Inui and other students are kidnapped and imprisoned. They are forced to take part in a game to kill and survive. The last survivor will receive one hundred million yen.

After the disappearance of her single mother, a Tokyo high school student goes to Niigata to begin work at her mother’s izakaya restaurant.

Dead bodies with eyeballs ruptured are continuously found. Their direct causes of death are heart attacks and they acted like they were possessed right before their deaths. Mizuki is a university student. Her friend dies in front of her. Meanwhile, Haruo’s younger brother dies. Mizuki and Haruo begin to investigate together. They learn that Eiko holds a key to the mystery. Soon, Eiko's eyeballs rupture and she dies by a heart attack. Before she dies, she mentions the word "Shirai-san.”

Five loosely connected storylines concerning the secrets and lies, the fears and tears, and the puerile potty jokes that punctuate the characters' daily (and in one eerie case, nightly) encounters.