After being reborn, she handed over the system to the country

Introduction: In the last life, Luo Qingyu's family didn't have a happy death, but before she died, Luo Qingyu bound a fast travel system, and the system took her back to before all the tragedies started.With her own memory, Luo Qingyu saved the country from disasters again and again, and handed over the system she bound to the country to build a strong country with everyone.However, why did I meet my childhood friend!She didn't want to, but later...it smells so good.The other countries on the blue star looked at Huaguo, which they couldn't match, with blank faces. Is Huaguo cheating? [Shuangjie, sweet pet, happy enemy] ps: The heroine is a growth type, if you don't like it, you can take a detour, she doesn't drink the genetic modification liquid, that's because it's useless for her