Live 2-5

Presumable rec limps LJ covering, no history, he just sat
Hero has K5cc on button and makes it $25 playing $600 eff

Blinds fold, limper calls

Flop K58ssd
He checks
Hero cbet $40
He calls

Turn 9d
He checks
Hero bets $90
He makes it $275
Hero?

I think we just have to fold here? We basically have the equivalent of AK against his value range, and imagine he’s far and few with bluffs(imagine there could be some, but not many)