Marlina's enjoying a cigarette and enjoying the view from her beautiful South Prague flat when her neighbors from across the hall come out to bring her a jacket and make a sexy proposal. These horny bi-guys ask if Marlina's interested in hooking up with them for a hot bisexual MMF threesome then start blowing each other in front of her, and seeing two sexy dudes blowing each other turns her on so much, she immediately wants to get in on that...