Looking for a yaoi where a student uke lives in a seme teacher's house for some reason. With light bdsm(?), I remember a scene where the teacher cut open the pants of the student in his house, they also used a vibrator if not mistaken. There seemed to be quite a large age gap as well...
I think it's this one...
http://www.mangago.me/read-manga/oresama_wa_koi_no_dorei/
Cant believe this isn't trending more!! The story, details and art style are all top notch. I'm spoiled by the art and now I'm can't get used to mediocre looking mcs