NL $200 - Ugly spot on turn with KK

[RAHZero]

Villain is like 25/5/2, pretty average player (ie not very good but not an idiot). Just want a line check here, probably pretty standard.

Ultimate Bet No-Limit Hold'em, $2 BB (6 handed) Ultimate Bet Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG ($233.65)
MP ($357.10)
CO ($194)
Button ($174.20)
Hero ($306.70)
BB ($197)

Preflop: Hero is SB with K[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, CO calls $2, Button calls $2, <font color="#CC3333">Hero raises to $12</font>, <font color="#666666">1 fold</font>, CO calls $10, Button folds.

Flop: ($28) T[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/club.gif[/img], J[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $25</font>, CO calls $25.

Turn: ($78) K[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>

Hero ?