I Knew My Mistake and Fell in Love with You Only After Your Death

Ancient background + time-travel elements + romance + emotional pull + hindsight affection (falling in love with her through words) + chasing his wife The royal concubine Shen "died". Everyone in the palace just sighed that it was a pity, and so did the prince Xiao Yun. Everyone quickly adapted to her absence, and everyone thought that the prince would soon forget her. But later, the calm and restrained prince actually read the words she left behind like an addiction, left all her belongings in the palace, and lived in her courtyard, just to feel her breath. Later, he traveled around the world looking for the possibility of her survival.