i experimented a curious line with AK

[Varrgasss]

UTG is 33/20/3 over 150 hands and i noticed that he bluffs way too much. That's why i tried this call flop / CR turn. What do you think of this line ?

Cryptologic Network 1/2 Hold'em (4 handed) Hand History converter Courtesy of PokerZion.com

Preflop: Hero is SB with A[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/spade.gif[/img].
UTG calls, Button calls, <font color="#CC3333">Hero raises</font>, <font color="#666666">1 fold</font>, UTG calls, Button calls.

Flop: (7 SB) 8[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/heart.gif[/img], 7[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">UTG raises</font>, Button folds, Hero calls.

Turn: (5.50 BB) 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, UTG calls.

River: (9.50 BB) 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, UTG folds.

Final Pot: 10.50 BB