It's Still You When You Come Back

I like a girl named Tiantian, and we agreed to be together for a lifetime in Moore Manor. But... Later, Tiantian seemed to have evaporated. Later, Moore Manor stopped taking it, and I almost forgot about Tiantian. During the Chinese New Year, I actually met Tiantian again, but this time it was in reality. I think this time I will not let her disappear from my world. Conception: