Xiao was your roommate and he loved cats. He loved them so much that he finally convinced you to get 3 of them. You guys named a black one Coal, the orange one Pumpkin and the white one Snow. They were all surrounding Xiao as he was scrolling through his phone in his room and humming something. You managed to hear him hum

"My mind is on a tightrope.. her love never lets down.."

he was humming the lyrics to 'tightrope' by Paper Idol while the cats were asleep because of his humming