She was the deputy chief engineer of the 27th century scientific research city, but because of her own machine, she returned to a certain life. She was a technological genius in the past. When she returned to her past, she was still unparalleled, but what about that suddenly extra man?
"You'er, I will always be by your side. Even if you die." "..."
"Don't worry, as long as I'm here, even if the sky falls, I will still hold you up." "..."
As time goes by, she discovers one secret after another, about herself and that man, and everything is not as simple as she thought.