Play this hand for me: Flopped set UTG, Turn Sucks

[MasterLJ]

Villain is 20/14 and passive. He's not very good and he folds to flop bets 57.9% of the time

Full Tilt Poker
No Limit Hold'em Cash Game
$0.50/$1 Blinds
6 Players
LegoPoker HH Converter

SB: $241.15
BB: $69.40
<font color="black">Hero (UTG): $100</font>
MP: $54.75
CO: $61.95
BTN: $94.50

<font color="black">Preflop:</font> Hero is dealt 8[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/diamond.gif[/img] (6 Players)
<font color="red">Hero raises to $4</font>, 2 folds, BTN calls $4, SB folds, BB calls $3

<font color="black">Flop:</font> ($12) 4[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/club.gif[/img] (3 Players)
BB checks, <font color="red">Hero bets $10</font>, BTN calls $10, BB folds

<font color="black">Turn:</font> ($32) 6[img]/images/graemlins/club.gif[/img] (2 Players)
Hero ???



I'm more interested in why you do whichever action.

If we check turn and villain bets, then what?
If villain checks behind, what's our plan on the river?