55: Need a post-flop line against this Ultra-LAG

[downtown]

Villain is a super-duper-ultra LAG, is not good at poker, and is absolutely running over the table to this point, though only the tighter players are left.

So then, what's your line on the flop and turn?

Party Poker No-Limit Hold'em Tourney, Big Blind is t100 (6 handed) FTR converter on zerodivide.cx

Hero (t1740)
UTG (t705)
MP (t1534)
CO (t4066)
Button (t895)
SB (t1060)

Preflop: Hero is BB with 4[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, CO calls t100, <font color="#666666">1 fold</font>, SB completes, Hero checks.

Flop: (t300) 5[img]/images/graemlins/diamond.gif[/img], 8[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, <font color="#CC3333">CO bets t225</font>, SB folds, Hero calls t225.

Turn: (t750) 2[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">CO bets t225</font>, <font color="#CC3333">Hero...