"Brother, do you think the starry sky is beautiful?"
"Yeah, not bad."
"Huh? You finally came to the North Pole to watch the stars, and you just said okay? If you don't have fun now, you will have to go back and write your thesis."
"Xiao Fei, I don't like you calling me brother."
"Huh? Huh? You are younger than me to begin with."
"Call me Brother Achen."
"Woo..."
Concept: Time flies, youth is beautiful