If ur interested or have some sort of drive towrads this then yea why not...as long as nothing changes between the three of you..casue maybe if the two girls dont get awkaward he might more than you guys.
im content with only my bf...my ex was different i wasnt satisfied and i woulda been all over any shit like that...but my bf now is a little to much for me to handle i couldnt deal with much more