She is my best friend.
He is someone I admire.
He is my teacher.
This is what I Ning Xiangan hopes for. The three of them maintain the simplest relationship with me.
However, fate plays tricks on people. As we grow step by step, the relationship between the four of us becomes more and more complicated. In the end, will that little bit of innocence, that little bit of love, that little bit of beauty disappear completely?