A boy once said to her: I will accompany you till eternity.
That promise has not yet been fulfilled. He sacrificed his life to save her trapped in the fire.
An unexpected transfer of schools led her to meet Tang Haozhe.
Faced with his meticulous care and love, she finally tried to forget about his death and accept Tang Haozhe.
At this moment, he appeared in front of her after being dead for a year.
What choice will she make when facing her ex-boyfriend and the boyfriend she is ready to accept? Who will be harmed by this choice?