Originally Posted by mmix85
With no reads or previous dynamics, I dont really think you are underrepped at all given stack sizes and the betting action. He is probably going to put you on a TT-QQ and AK range quite often and proceed accordingly.
With no reads or game-flow dynamics I think you have to fold this to the 4 bet.
I guess, he meant flat the open raise, i can't see how it could under rep our hard to flat call a 4bet oop with AKo