Cheng Yan doesn't want to be a compromised person. "Break up, okay. Since you said you don't have feelings for me anymore, I won't force you. I hate wishful thinking and will grant you my wish."
Gu Quan is the same as his name. He takes care of the overall situation. "I don't like to drag others down. I will catch up with you, and then chase you again."
Idea: If you like someone, you should learn to let go