& lt "The gazebo disappears in spring" Why didn't Xu die after being stabbed by that woman? Who said "I can't help you now"?

This sentence was later said by Kyon. Kyon was taken to hospital after being stabbed, and then they successfully saved the world in Kyon, a restored world. Later, Kyon in the hospital was thought to have fallen down the stairs. Killing Kyon is a given, but so is saving the world. At that time, Kyon couldn't finish it, so Kyon finished it later. Let's talk about it in the novel. The novel is well written.