DLDSS-035: Mae'n ddrwg gen i, rydw i eisiau torri i fyny gyda chi eisoes... Contract ufudd-dod o'r enw "Mistress" wedi'i lofnodi â chariad sy'n gwrthod chwalu Suzume Mino

I'm sorry, I want to break up with you already... An obedience contract named "Mistress" signed with a boyfriend who refuses to break up Suzume Mino