That's an ancient legend
Qingjun: In the end, I still betrayed you and the world.
Ruozhen: Why can't I protect you?
Ziyuan: I will follow you from the blue sky to the underworld.
Qian Su: I still want to die after all.
Wuxia: I was born for him and died for you
Xiao Ai: How about we elope and go to the ends of the earth together, without caring about anything else?
…