AK vs TAG and 4flush

[Piiop]

Party Poker 10/20 Hold'em (8 handed) converter

UTG+1 is a crazy, maniac guy. CO is a TAG, his stats are 18/9/2.5 after 320 hands.

Preflop: Hero is Button with K[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/heart.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls, <font color="#666666">2 folds</font>, <font color="#CC3333">CO :#A500AF(TAG)/ raises</font>, <font color="#CC3333">Hero 3-bets</font>, <font color="#666666">2 folds</font>, UTG+1 folds, CO :#A500AF(TAG)/ calls.

Flop: (8.50 SB) A[img]/images/graemlins/club.gif[/img], 9[img]/images/graemlins/club.gif[/img], K[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
TAG checks, <font color="#CC3333">Hero bets</font>, TAG calls.

Turn: (5.25 BB) 7[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">TAG bets</font>, Hero...

Fold?
Raise, fold to a 3-bet, check behind on river if no 3-bet?
Raise, fold to a 3-bet, bet river if checked to?
Raise, call a 3-bet, call river?
Call, call river unimproved, raise if we fillup?
Call, fold river unimproved?