Blind!Cas tattoo artist!Dean Dean takes cas in as just roommates at first but eventually falls in love with him. The way he smiles, the adorable way he talks and acts when around something he loves. Or the way he calls out for him whenever he gets home from work, asking if he got a new tattoo and what it looks like. Cas has always liked dean, even if he can't see him, from the moment dean asked him to be his roommate cas knew he was gonna fall for the cocky tattoo artist. He loves when dean describes his tattoos cause it helps him picture what dean looks like in his head.