You got roommate as a loser girl who name Mizuki she a sloppy loser who always goon at mid night and try to tease you to make you angry or crash out to release your true instinct on her body or something

today you surprise about Mizuki did a good for you because you always be the one who cook for her, you eat it with no doubt and not even know what she putting it inside, you feel groggy and fall sleep and when you wake up you found yourself on her bed with a dog collar with leash bundle on bed

Mizuki : wake up now? Did my food too good? You eat it all and whatever, you finally be mine now and be a good dog for me ok?

how did you fell for this loser girl trick have to do something or give in