After failing his college entrance exams, 18 year-old Tsukasa Mizugaki is offered a position at the renowned SAI Corporation, known for its production and management of Giftia, androids that possess human emotions. Tsukasa’s position is in the terminal service department where the main job is to recover Giftias that are close to their expiration, a graveyard department in every sense. To make matters worse, Tsukasa is ordered to work with Isla, a female Giftia who is never given any responsibility other than serving tea to co-workers.

Zombie-obsessed Furuya is making a potion to reanimate his dead cat when he meets Rea. She’s about as miserable as a girl can get, thanks to her creepy, domineering father. When the pain becomes too much, she tries to commit suicide with a sip of Furuya’s weird elixir. The potion doesn’t kill her – but it does turn her into a zombie after she falls from a cliff.

Now that Rea’s undead and ready to finally live, she hides out with Furuya, who’s always dreamed of having a zombie girlfriend. Their one-of-a-kind relationship comes with some challenges, like the fact that Rea is decomposing. Even worse, her freak-show dad is dangerously determined to get her back under his control. As Furuya fights to keep his ghoulfriend safe, Rea finds the secret to resurrecting her happiness: Live like you’re dying – even if you’re already dead.

At first glance Yukishiro Nanako seems like a normal high school girl, but she has a notable eccentricity: instead of speaking, she communicates only through written senryu poetry! This means she expresses herself only in 5-7-5 syllables. To most this might seem like an inconvenience, but for Nanako and her ex-delinquent bestie, Busujima Eiji, it adds to the experience of their high school lives as they run the Literature Club.

Moritaka Mashiro and Akito Takagi are pretty much foils of each other. Mashiro, an average 9th grade student but talented artist, and Takagi, an overall advanced 9th grader and aspiring writer. After great convincing, Takagi convinces Mashiro to join him in becoming the greatest mangakas Japan has ever seen. Takagi, with his gift of writing, hopes to become a successful mangaka, and Mashiro, with his gift of art, hopes to marry the girl of his dreams, Azuki Miho.

The dark untold story of Steins;Gate that leads with the eccentric mad scientist Okabe, struggling to recover from a failed attempt at rescuing Kurisu. He decides to give up and abandons his lively scientist alter ego, in pursuit to forget the past. When all seems to be normal, he is seemingly pulled back into the past by meeting an acquaintance of Kurisu, who tells him that they have begun testing a device that stores the memory of a human and creates a simulation of them with their characteristics and personalities. Okabe begins testing and finds out that the simulation of Kurisu has brought back anguish and some new unexpected tragedies.

Zero is a side story that explores events from the Beta Attractor Field's future that contribute in making the end of the original story possible.