PPPD-528: ᐊᖏᔪᖅ ᐊᒻᒪ ᓇᔭᖓ ᓇᔭᖓ ᒥᔅᑕ/ᒥᔅ ᐃᔨᕋᖅᑐᖅᖢᓂ ᐱᖃᓐᓈᒥᓂᒃ ᐱᖃᓐᓇᕆᔭᒥᓂᒃ ᐊᐃ ᓴᒪᒥᑦ

Big and naughty sister Mr./Ms. who secretly cuckolds her boyfriend from her best friend Ai Sayama