KQs OOP on PF Limper

[VashJuggalo]

Sorry if this is a bit choppy, no converter works with Mansion.com, so I'm having to do this manually. I don't have much of a read on Villian, have only been at the table for a few minutes.

Buy in Table 7181

Seat 3 is the button
Total number of players: 8
Seat 1: CO (16.11)
Seat 2:
Seat 3: Button(3.75)
Seat 4:
Seat 5:
Seat 6: Hero (SB)(9.40)
Seat 7: BB(1.60)
Seat 8: UTG(1.25)
Seat 9: UTG+1(7.78)

Hero posts small blind (0.05)
BB posts big blind (0.10)
Hero is dealt down [K [img]/images/graemlins/spade.gif[/img] Q [img]/images/graemlins/spade.gif[/img]]
2 folds
CO calls (0.10)
1 fold
Hero raises to (0.50)
BB folds
CO calls (0.50)
flop (1.05) : [Q [img]/images/graemlins/heart.gif[/img] 9 [img]/images/graemlins/club.gif[/img] A [img]/images/graemlins/heart.gif[/img]]
Hero bets (0.70)
CO calls (0.70)
turn (2.45) : [A [img]/images/graemlins/diamond.gif[/img]]
Hero checks
CO bets (1.60)
Hero calls (1.60)
river (5.65) : [2 [img]/images/graemlins/heart.gif[/img]]
Hero checks
CO bets (0.90)
Hero ???

This hand has really stuck in my mind since it happened. I see hands like this where I feel I can't get away from TTP. I don't know if I'm just not thinking hard enough, or I'm thinking in the wrong direction. Any help is of course appreciated.