Just like how Guo Jia would mess with Chen Xi, when Guo Jia asked him to go to a brothel, if no one was around, he would reluctantly go along, but if there were people around, he would be more mindful of appearances.
Earlier, when Chen Xi woke up groggily, he would mutter about the vices of the old society while half-closing his eyes and letting Chen Yun help him get dressed. There are boundaries that are frequently overstepped; as long as both parties are willing, it's all good if everyone is happy.
Yan Yan and others had the same mindset: so what about decadent music, or the music of a fallen nation? This is their sincerity, and it's not like our nation has fallen, so let's go with the flow. Besides, they indeed danced quite well.
Back home, everyone would be cautious, sneaking around behind closed doors. But maintaining appearances was a must; after all, not many Berserkers would streak in public like Mii Heng.
