KK line check

[BGnight]

Villian is 30/18 over 50 hands. No real reads. I know I'm gonna get a lot of "if u call the turn u have to call the river" responses, but I never agree w/ those since the dynamics of the hand change on river dramatically.
PokerStars No-Limit Hold'em, $2 BB (5 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

Hero ($626.15)
MP ($231.15)
Button ($94.90)
SB ($171)
BB ($91.35)

Preflop: Hero is UTG with K[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/spade.gif[/img].
<font color="#CC3333">Hero raises to $7</font>, <font color="#666666">2 folds</font>, SB calls $6, <font color="#666666">1 fold</font>.

Flop: ($16) 2[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/heart.gif[/img], 3[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, <font color="#CC3333">Hero bets $12</font>, <font color="#CC3333">SB raises to $24</font>, Hero calls $12.

Turn: ($64) 6[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $30</font>, Hero calls $30.

River: ($124) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $110 (All-In)</font>