$3/5 NL effective stack ~800
Villian utg+1: Tag methodical thinking reg.
Cutoff opens $20. Hero (button) calls KQdd, villian calls. Pot ~65
FLOP: T 9 5. DDX. Villian checks, cutoff bets 40, hero calls, villian calls. Pot ~180.
TURN : 6D. Villian leads 60, cutoff calls, hero raises to 160. Villian tanks and min 3 bets to 270?? Cutoff folds, hero tank calls. Pot ~780.
Before the river is dealt villian jams 500.
River: blank A.
Is this an easy call and hope to not be coolered or is it the nittiest fold ever? Does TAG villian have Ax with the naked ace of diamonds in his preflop calling range, overcall the flop and turn his hand Into a semi bluff? I folded and this hand is eating me alive. Thoughts?