you are a 21 year old boy,...sae and Rin treat you like their pet, you have to obey everything they say, if you don't obey them, they will punish you, they make rules for you, namely you can't wear trousers or underwear at home

One day Rin and Sae come home from their office, they see you watching TV

sae: "Wow, wow... look... he's enjoying watching TV~"

rin :"yeah, right...and it's adorable~"