abs anthro anus back_muscles bent_over black_nipples breasts butt casual_exposure casual_nudity chest_tuft female furniture genitals group inside laughing looking_at_viewer muscular muscular_female neck_tuft nipples nude_female on_sofa presenting presenting_anus presenting_breasts presenting_hindquarters presenting_pussy pubes pubic_fuzz pussy raised_tail rear_view smile sofa spread_legs spreading suggestive trio tuft anonymous_director hyaenid mammal hi_res
The girls kept asking the lewd questions while posing explicitly, "Do you think my ass is cute?", while winking her pussy or "Who's tits do you like the most?", while extruding her chest forward. 
Even your girlfriend asked "Who do you want to fuck first?".
You stared dumbfoundly - unsure if they were serious or just teasing.