200NL - 3bet pot confused as hell

[darker_days]

villian in this hand has been a huge nit 14/7 over ~ 400 hands, so the cold call took me by surprise. plan was to push the rest in on the river, but given the king showed up should it just be check fold?

Party Poker
No Limit Hold'em Cash Game
$1/$2 Blinds
6 Players
LegoPoker HH Converter

<u>Hero (SB): $294.00</u>
<u>BB: $211.05</u>
UTG: $98.75
MP: $200.00
CO: $302.90
BTN: $349.95

<font color="black">Preflop:</font> Hero is dealt A[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/spade.gif[/img] (6 Players)
2 folds, <font color="red">CO raises to $8.00</font>, BTN folds, <font color="red">Hero raises to $24.00</font>, BB calls $22.00, CO folds

<font color="black">Flop:</font> ($56) 4[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/spade.gif[/img] (2 Players)
Hero checks, BB checks

<font color="black">Turn:</font> ($56) Q[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">Hero bets $32.00</font>, <font color="red">BB raises to $90.00</font>, Hero calls $58.00

<font color="black">River:</font> ($236) K[img]/images/graemlins/spade.gif[/img] (2 Players)
Hero checks, <font color="red">BB bets $70.00</font>, Hero ...

Pot Size: $376.00 ($3 Rake)