Chen Sangyu: "Are you sure you don't want to call me brother?"
Liu Yixin: "If I call you, will you protect me forever?"
Chen Sangyu "That's natural. Walking in the world depends on the word integrity."
Liu Yixin "Big Brother"
Chen Sangyu laughed so happily after hearing this, "I finally feel what it's like to be a brother!!!"
Purpose: Contribute to the construction of the motherland