A child appears strangely and comes from the future to the past.
Li Ronxi's life changed drastically after he turned 21.
Who is she and him? Where is their final destination?
[Similar to the setting of a certain movie. The author is committed to using r to promote the plot, racking his brains from straightforward to obscure, seeking truth from facts, okay, love is the unity of spirit and r, right? ]!
Purpose: Self-salvation