200NL - Turned set faces heat

[the_main]

Villian runs about 17/11/1.65 over 600 hands. Only hand I can remember between us is him calling my cont. bet in position, and then I check/folded the turn to him.

Poker Stars - No Limit Hold'em Cash Game - $1/$2 Blinds - 8 Players - (LegoPoker Hand History Converter)

SB: $194.30
BB: $197.00
the_main (UTG): $237.50
UTG+1: $306.75
MP1: $184.80
MP2: $485.80
CO: $198.00
BTN: $196.40

Preflop: the_main is dealt 7[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] (8 Players)
<font color="red">the_main raises to $8.00</font>, 3 folds, CO calls $8.00, 3 folds

Flop: ($19) 9[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">the_main bets $12.00</font>, CO calls $12.00

Turn: ($43) 7[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">the_main bets $32.00</font>, <font color="red">CO raises to $78.00</font>, the_main ?