[QUOTE=IronClad999;6624149]Sometimes it also helps if the duos are irl friends and have good mutual vibes so no jealous game involved which might affect the session. As well as if the duos are actual biologically related sisters which makes it even better with coordination powers. Thanks man.[/QUOTE]A few have mentioned that if you want the girls to interact it is an extra benji per lady. Best to consult the review site for details on whether or not they oblige.