Genshin Impact: What should I do if I become my own character? !

Oops? Traveled through time? Fortunately, it's a familiar game. Wait, why does the time feel wrong? Where am I now? ! More than 2600 years before the plot begins? ! Are you kidding me? The plot is a little bit tricky, the protagonist gradually grows up, there is a single CP, but the CP dies, the writing is poor, if you feel it is not good, please exit from the upper left corner, thank you, I am sorry for the bad experience! (???????)...