DON'T CRY

In the distant technological future, civilization has reached its ultimate Net-based form. An "infection" in the past caused the automated systems to spiral out of order, resulting in a multi-leveled city structure that replicates itself infinitely in all directions. Now humanity has lost access to the city's controls, and is hunted down and purged by the defense system known as the Safeguard. In a tiny corner of the city, a little enclave known as the Electro-Fishers is facing eventual extinction, trapped between the threat of the Safeguard and dwindling food supplies. A girl named Zuru goes on a journey to find food for her village, only to inadvertently cause doom when an observation tower senses her and summons a Safeguard pack to eliminate the threat. With her companions dead and all escape routes blocked, the only thing that can save her now is the sudden arrival of Killy the Wanderer, on his quest for the Net Terminal Genes, the key to restoring order to the world.

2022: A future war has raged for decades between the few human survivors and an endless army of machines. 1997: The AI known as Skynet gained self-awareness and began its war against humanity. Caught between the future and this past is a soldier sent back in time to change the fate of humanity. She arrives in 1997 to protect a scientist named Malcolm Lee who works to launch a new AI system designed to compete with Skynet’s impending attack on humanity. As Malcolm navigates the moral complexities of his creation, he’s hunted by an unrelenting assassin from the future, which forever alters the fate of his three children.

It's sometime in the future and the story starts off with Kei and Ai running for their lives. Ai is a little girl who holds a terrible secret which could destroy the current world. The world is now populated by Headmeters, people who have psychic powers and their strength is shown on their forehead when they fight. However, Kei was an experimental subject and his strength never went above level 5 while other surpasses his ability effortlessly. While escaping, when in desperate moments, Kei could increase his ability to infinity when Ai is in trouble. The one who's after her have a deep secret, aided by a small dwarflike man living in a robotic suit. Eventually Ai is captured and Kei, a sherlock holmes detective and another Headmeter who was converted to the good side when Kei unleashed his horrible powers through Ai must go and rescue her. Together they must save Ai and the secret which she holds. What is the secret of Ai? Who is she?

The future is here and a new species lives among people: humanoids. Similar to man, these robotic beings are highly sentient and suffer from unique ailments. Thankfully, Dr. Hikaru Sudou can help. He vows to treat the humanoids even by illegal means, causing him to lead a double life. But when strange diseases emerge as a result of this coexistence, ethical lines become blurred.