That's just how the world is; some things and people aren't something that one can believe in just by saying so—it all depends on fate. This was what made Gong Xi jump when he learned who Qin Xue was.
Back to the topic, after Qin Xue finished looking at the remaining blueprints, she started writing and drawing on them. Each sheet had a few strokes added or erased until she modified all the blueprints and nodded in satisfaction. Indeed, for someone not in this field, drawing was still somewhat difficult.
Even though she had a solid foundation, she wasn't particularly familiar with the design field and could only draw based on what she saw. That's why she felt some difficulty. Fortunately, her memory from two lifetimes was quite good and helped her a lot.
In this regard, Qin Xue considered it the only good trait passed down from her awful father.
