KQ flop decision

[NLSoldier]

Villian is unknown. Hasnt been at the table long.

Party Poker No-Limit Hold'em, $ BB (6 max, 5 handed) FTR converter on zerodivide.cx

Hero ($447.58)
MP ($600)
Button ($727.45)
SB ($194.20)
BB ($590.90)

Preflop: Hero is UTG with Qd, Kc. SB posts a blind of $3.
<font color="#CC3333">Hero raises to $20</font>, <font color="#666666">1 fold</font>, Button calls $20, <font color="#666666">2 folds</font>.

Flop: ($49) Kd, Jh, Ts <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $47</font>, <font color="#CC3333">Button raises to $125</font>,

What my line from here?