KK Reraised on Flop

[GTSamIAm]

I had just sat down, so I have no reads. I really hate being out of position here, what is my best line? It's likely I'm beating another overpair or behind to a set. Since I'm probably WA/WB, should I check/call? I really have no clue what to do here.

Ultimate Bet
No Limit Holdem Ring game
Blinds: $0.10./$0.25.
6 players
Converter

Stack sizes:
UTG: $6.25
UTG+1: $28.55
Hero: $27.25
Button: $25.45
SB: $25.90
BB: $8.15

Pre-flop: (6 players) Hero is CO with K[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img]
UTG calls, UTG+1 folds, <font color="#cc0000">Hero raises to $1.1</font>, Button calls, SB calls, BB folds, UTG calls.

Flop: 4[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/club.gif[/img] 8[img]/images/graemlins/diamond.gif[/img] ($4.65, 4 players)
<font color="#cc0000">SB bets $0.25</font>, UTG folds, <font color="#cc0000">Hero raises to $3</font>, <font color="#cc0000">Button raises to $5.75</font>, SB folds, <font color="#cc0000">Hero?</font>