As a result of the D.B.System in A.W.1500, network resources have materialized and are no longer an illusion.
We live in a world where it has become part of our culture and integrated into our daily routines.
During the 734th year, there will be an unpredictable raid. Someone will gather a lot of data pets through the D.B.System and instruct them to attack indiscriminately.
They could only flee to their cities, seeking safe areas to survive.
A boy has died in this raid, he is a boy from the world.
Death is not the end, but the beginning; he was reborn as a robot through high-tech technology.
It is said what happened after he became a robot in the following story