Genshin Impact: Starting from the Demon God War to Turn Everything Around

[Original God + Time Travel + Female Protagonist + Saving the Knife + Too Many Fights] Ying accidentally traveled to Gu Liyue during the war between the strongest demons 3,700 years ago. In order to change those destined endings, she began a journey to change everything! The karma of the Yaksha Immortals is difficult to eliminate? Let me guide them one by one to help them stick to their true intentions! Are you going to die in battle? Let me save you! If the Dragon King wears out and forgets his original intention? Don't underestimate the power of bonds! Lei Dingzhen was lying in Ying's arms, "Don't be afraid, Ying will be here soon!" Big events in Teyvat happen constantly, but there is always a figure who can change the cause and effect. "Who am I, you ask? I'm just a traveler passing by!"