2/4 Flop top two but flush hits.

[AsydRayne]

Poker Stars - No Limit Hold'em Cash Game - $2/$4 Blinds - 5 Players - (LegoPoker Hand History Converter)

SB: $214.90
BB: $416.00
UTG: $426.30
Hero (CO): $597.45
BTN: $231.00

Reads: <font color="blue">villain is playing 30/13/1.25 and seems mediocre</font>

Preflop: Hero is dealt A[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/spade.gif[/img] (5 Players)
UTG folds, <font color="red">Hero raises to $16.00</font>, 2 folds, BB calls $12.00

Flop: ($34) K[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/diamond.gif[/img] 2[img]/images/graemlins/heart.gif[/img] (2 Players)
BB checks, <font color="red">Hero bets $28.00</font>, BB calls $28.00

Turn: ($90) 4[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">BB bets $60.00</font>, Hero calls $60.00

River: ($210) Q[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">BB bets $140.00</font>, Hero ??

This guy seems bad but he's also very passive. I can't find a hand that he bets turn and river that I'm beating, but I hate folding this hand.