NL200 K9o from SB flops top two vs turn raise

[Flixxx]

Party Poker - No Limit Hold'em Cash Game - $1/$2 Blinds - 5 Players - (LegoPoker HH Converter)

Hero (SB): $197.02
BB: $136.71
UTG: $233.60
CO: $200.00
BTN: $197.55


Reads: <font color="blue">VIllain is 63/14/8 . From stats he seems overly aggressive, but I have not played a hand so far with him and couldnt pay attention a lot to his game. What do I do on the turn and further?</font>

Preflop: Hero is dealt K[img]/images/graemlins/club.gif[/img] 9[img]/images/graemlins/spade.gif[/img] (5 Players)
2 folds, BTN calls $2.00, Hero calls $1.00, BB checks

Flop: ($6) 2[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/diamond.gif[/img] (3 Players)
<font color="red">Hero bets $5.00</font>, BB calls $5.00, BTN calls $5.00

Turn: ($21) 2[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/diamond.gif[/img] T[img]/images/graemlins/spade.gif[/img] (3 Players)
<font color="red">Hero bets $18.00</font>, BB folds, <font color="red">BTN raises to $40.00</font>, Hero ?

[Sphere99991]

Mini-raise kind of looks like QJ[img]/images/graemlins/diamond.gif[/img], is my first impression. Though I'd probably call here and reevaluate on river, and probably c/c a blank and c/r a boat.