85s Blind Defense

[Moozh]

Villian is a weakish pre-flop, over-aggressive post-flop TAG. I was going to raise the flop (not sure if that's right), but his check foiled that. What's the best plan here?

Party Poker 5/10 Hold'em (5 handed) converter

Preflop: Hero is BB with 5[img]/images/graemlins/diamond.gif[/img], 8[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">3 folds</font>, <font color="#CC3333">SB raises</font>, Hero calls.

Flop: (4 SB) 6[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks...