After Airplane Extras headcanon - Mobei Jun went to Binghe for help with the noodles (because what ice demon knows how to make hand pulled noodles??) and while he was there he picked up some tips on how to show humans affection so he could properly tell Shang Qinghua he was sorry for hurting him.
The apology was accepted after about a 5 minutes of choking on noodles
I love cucumberplane friendship bc it’s like someone asks Shen Qingqiu who his best friend is and Liu Qingge and Yue Qingyuan straighten their backs expectantly bc they’re strong and upstanding cultivators with public histories of going the distance for Shen Qingqiu and then he just fuckin fishes Shang Qinghua out of a dumpster filled with paperwork, melon seeds, shitty porn, and regret