Bottom set facing AI on turn

[mandular]

Villian is 20/7/0.72 after 150 hands

Full Tilt Poker, $0.10/$0.25 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

BB: $11.70
UTG: $43.95
MP: $26.55
CO: $17.55
Hero (BTN): $39
SB: $10.30

Pre-Flop: 6[img]/images/graemlins/diamond.gif[/img] 5[img]/images/graemlins/diamond.gif[/img] dealt to Hero (BTN)
UTG calls $0.25, MP folds, CO calls $0.25, Hero calls $0.25, SB folds, <font color="red">BB raises to $0.50</font>, UTG calls $0.25, CO calls $0.25, Hero calls $0.25

Flop: ($2.10) 5[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/club.gif[/img] (4 Players)
<font color="red">BB bets $0.25</font>, UTG calls $0.25, CO folds, <font color="red">Hero raises to $1.25</font>, <font color="red">BB raises to $2.25</font>, UTG calls $2, <font color="red">Hero raises to $6</font>, BB folds, UTG calls $3.75

Turn: ($16.35) 2[img]/images/graemlins/heart.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets $10</font>, <font color="red">UTG raises to $37.45 and is All-In</font>

Hero??