Traveling to the world four thousand years later, Lu Qiansui became a baby and started a new life. He doesn't have high requirements for life, as long as he has a home, relatives who cherish each other, and no longer be lonely.
But his father who loved him seemed to be no ordinary employee.
The "person" who is called the number one mecha but doesn't even have a shell appears inexplicably around him, and it seems to be inextricably related to his rebirth...
Forget it, let's just get by!