TT raised on raggy flop

[z28dreams]

Full Tilt Poker, $0.10/$0.25 NL Hold'em Cash Game, 5 Players
LeggoPoker Hand History Converter

Hero (CO): $28.60
BTN: $30
SB: $41
BB: $25.35
UTG: $13.65

Pre-Flop: T[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/club.gif[/img] dealt to Hero (CO)
UTG folds, <font color="red">Hero raises to $0.85</font>, BTN calls $0.85, 2 folds

Flop: ($2.05) 3[img]/images/graemlins/spade.gif[/img] 5[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">Hero bets $1.50</font>, <font color="red">BTN raises to $6.15</font>, Hero ???

Do I peel one here or just fold? There aren't a lot of 2nd best hands that raise here except maybe A9/T9/98. However, it's also a raggy board and he has LAG stats.

Villain is running around 28/25