TPGK vs. completely unknown leads

[DMoogle]

This is villain's very first hand, I know nothing about him. Hate unknowns. I feel really weak-tight after this hand, but I kind of feel like I'd be spewing if I just called him down.

Full Tilt Poker - No Limit Hold'em Cash Game - $2/$4 Blinds - 5 Players - (LegoPoker HH Converter)

<font color="black">SB: $801.60</font>
<font color="black">BB: $400.00</font>
<font color="black">DMoogle (UTG): $543.60</font>
<font color="black">CO: $228.90</font>
BTN: $400.00

<font color="black">Preflop:</font> DMoogle is dealt Q[img]/images/graemlins/diamond.gif[/img] K[img]/images/graemlins/heart.gif[/img] (5 Players)
<font color="red">DMoogle raises to $14.00</font>, CO calls $14.00, BTN folds, SB calls $12.00, BB calls $10.00

<font color="black">Flop:</font> ($56) 7[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/club.gif[/img] (4 Players)
SB checks, <font color="red">BB bets $28.00</font>, DMoogle calls $28.00, CO folds, SB folds

<font color="black">Turn:</font> ($112) 7[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/club.gif[/img] 4[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">BB bets $56.00</font>, DMoogle calls $56.00

<font color="black">River:</font> ($224) 7[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/club.gif[/img] 4[img]/images/graemlins/diamond.gif[/img] 6[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">BB bets $112.00</font>, DMoogle folds
Uncalled bet of $112.00 returned to BB

Pot Size: $224.00 ($3 Rake)