ROYD-335 My innocent and extremely shy stepsister became super sensitive and prone to premature ejaculation after I harassed her every day, and now she's orgasming like crazy! She transforms into a perverted girl who orgasms like crazy with a vulgar look on her face. - Otonashi Suzu

Even though she's a gal, my stepsister is extremely shy, and after I've been teasing her every day, she's become super sensitive and has premature ejaculation problems, and cums over and over again! She suddenly transforms into a perverted girl who cums over and over again with a lewd expression on her face.