Genshin Impact: Keqing Took Me Home from the Start

Lin Xiaoyi, a native of the Blue Star, is in Teyvat. A wish gone awry and a spatial anomaly teleport him to Teyvat, where he collapses unconscious on the lawn outside the main gate of Liyue Harbor. Keqing, the Yuheng of the Liyue Qixing, finds him on her way home and takes him back to her residence. With no way to return to the Blue Star, he gradually accepts that he will have to stay in Liyue Harbor. One day, he happens to pass Keqing's private courtyard and sees her practicing swordsmanship, so he starts training alongside her...