I want to cuckold my beloved girlfriend 'Hibiki no Uta' by someone! - I got a propensity and applied for a service "cuckold" that cuckolds my lover. She has a do-S personality that is the exact opposite of me, so it may not work out ... - I thought so, but her de M attribute awakened by sex with a strange man. - Moreover, she blows a tide that she has never blown in sex with me. It's frustrating...! Even so, I'm a helpless de M who gets excited.