Flopped a big hand but I think I fold it

[Orsman]

Just sat at table, no datamined stats on villain

This spot didn't feel that good, specially w/o reads

Full Tilt Poker, $0.50/$1 NL Hold'em Cash Game, 6 Players
LeggoPoker Hand History Converter

UTG: $111.75
Hero (MP): $102.05
CO: $45
BTN: $198.15
SB: $153.15
BB: $98.50

Pre-Flop: J[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/club.gif[/img] dealt to Hero (MP)
UTG folds, <font color="red">Hero raises to $3.50</font>, CO folds, BTN calls $3.50, SB folds, BB calls $2.50

Flop: ($11) 5[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/diamond.gif[/img] (3 Players)
BB checks, <font color="red">Hero bets $8</font>, <font color="red">BTN raises to $20</font>, BB folds, Hero calls $12

Turn: ($51) 8[img]/images/graemlins/diamond.gif[/img] (2 Players)
Hero checks, <font color="red">BTN bets $26</font>, Hero ???