"Li Manman, maybe our meeting was not as expected. There was no childhood sweetheart, no love. Maybe there was no love at the beginning of our marriage. However, I, Guan Nian, now swear that in this life and the next life, I will not care about anything except you, Li Manman." Guan Nian.
... ...
"Manman, let's live through the end of the world together."
"Idiot."
It's great that we happen to be together until the end of the world.