Please help me find this

A was reading this BL a few months ago but dropped it and now I want to read it again but I don’t know what it was called. I’ll try to explain as best as I can. The seme lived above the ukes apartment and the semes cat would always jump off the balcony and go into the ukes apartment. I remember the uke singing and smoking on his balcony and the seme seen him and got hard which was when they first met. The uke had a boyfriend but he was abusive I think? But he would put cameras around the apartment. The uke was really small and had a skinny body. It was something about a song