Party 15 - AKs Turn Play

[MarkD]

Here's the situation. I just sat down about 5 hands ago. I'm getting my tables setup and getting everything ready for me to play. I haven't exported notes yet and therefor I don't know anything about this guy.

Long story short - I have no reads at all.

Party Poker 15/30 Hold'em (8 handed) converter

Preflop: Hero is CO with A[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/diamond.gif[/img]. MP2 posts a blind of $15.
<font color="#666666">3 folds</font>, <font color="#CC3333">MP2 (poster) raises</font>, <font color="#CC3333">Hero 3-bets</font>, <font color="#666666">2 folds</font>, BB calls, MP2 calls.

Flop: (9.66 SB) T[img]/images/graemlins/club.gif[/img], 3[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, MP2 checks, <font color="#CC3333">Hero bets</font>, BB calls, MP2 calls.

Turn: (6.33 BB) 4[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, <font color="#CC3333">MP2 bets</font>, Hero ...

What is my action here and what is my plan for the rest of the hand? Reasoning to go with your advice is also appreciated.