My plans get effed on the turn

[cmwck]

MP2 is 34/9/1.75 67 hands

Party Poker 2/4 Hold'em (9 handed) converter

Preflop: Hero is Button with K[img]/images/graemlins/diamond.gif[/img], T[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls, MP2 calls, MP3 calls, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises</font>, <font color="#666666">2 folds</font>, <font color="#CC3333">MP1 3-bets</font>, MP2 calls, MP3 calls, Hero calls.

Flop: (13.50 SB) K[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">MP1 bets</font>, MP2 calls, MP3 folds, Hero calls.

Turn: (8.25 BB) 4[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">MP1 bets</font>, <font color="#CC3333">MP2 raises</font>, Hero...?

Basically im thinking that if I can dodge a club, and ace, or a 7, my equity will be higher and I can then get my raise in on the turn. But now since I've underplayed my hand, I have no idea how to handle this raise.