Serial Experiments Lain (1998)

Ai, a young girl with shut-in tendencies, who tries not to interact with others. She keeps one of her eyes hidden behind her hair. One day, she happens to stop by a deserted arcade, where she meets "Aka." Spinning the gacha at their urging, she acquires a "Wonder Egg," and from that moment, her fate begins to change...

In a dystopia riddled with corruption and cybernetic implants, a talented but reckless street kid strives to become a mercenary outlaw — an edgerunner.

Denizens of Lux have come to call it "The City" and treat it as a sentient force. Three factions vie for control of the city: the Organo, a strictly professional conglomerate with ties to the criminal underworld in the prosthetics business; the Union, a fanatical populist group interfering with Organo's affairs; and Racan, a marauding group of Texhnolyzed youths.

New kid Keiichi Maebara is settling into his new home of peaceful Hinamizawa village. Making quick friends with the girls from his school, he's arrived in time for the big festival of the year. But something about this isolated town seems "off," and his feelings of dread continue to grow. With a gnawing fear that he's right, what dark secrets could this small community be hiding?

Humans that have been physically altered and turned into dangerous weapons are known as the Extended. Juuzou Inui awakens as one of these weapons — with amnesia. But his job as an agent investigating the Extended leads to a mysterious child with Extended ties showing up at his office. Now Inui must keep the child away from street gangs and the megacorporation Berühren, and it won't be easy.

In a world where memories can be stored like computer data, a young man named Kaiba searches for his lost memories and discovers a connection with a mysterious girl.

When Saki Morimi gets into trouble with the police while in Washington D.C., she is helped by a Japanese man who calls himself, Akira Takizawa. Akira has only two things, a gun and a cell phone loaded with 8.2 billion yen in digital money.

A group of friends have customized their microwave so that it can send text messages to the past. As they perform different experiments, an organization named SERN who has been doing their own research on time travel tracks them down and now the characters have to find a way to avoid being captured by them.

A supernatural system allows people to take revenge by having other people sent to Hell via the services of a mysterious entity and her assistants who implement this system. Revenge, injustice, hatred, and the nature of human emotions are common themes throughout the series.

Yuki Takeya, Kurumi Ebisuzawa, Yuri Wakasa, and Miki Naoki decide to stay over at school. Along with the school adviser Megumi Sakura, they suddenly find themselves to be the final survivors of a zombie attack, and continue to live and survive at the school.