100NL rivered set of flush board

[Panic__NL]

Villian is 11/11/oo over only 19 hands
I am 19/16/3
I dont raise the flop cause I did that two hands in a row against various villians that donked the flop.
Do we call or raise the river?


iPoker No-Limit Texas Hold'em (NL100), $1.00 BB (6 handed) SilverKitty Hand History converter by www.pokeronline.com.ua

Button ($98.5)
SB ($131.75)
BB ($100)
Hero ($100)
MP3 ($98.5)
CO ($67.7)

SB: Post SB $0.50
BB: Post BB $1.00

Preflop:
Hero is MP2 with T[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/heart.gif[/img]
Hero Raise $3.5
<font color="#666666">4 folds</font>
BB Call $2.5

Flop:($7.5) 7[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/spade.gif[/img]<font color="#0030DD">(2 players)</font>
BB Bet $4
Hero Call $4

Turn:($15.5) K[img]/images/graemlins/spade.gif[/img]<font color="#0030DD">(2 players)</font>
BB Bet $11
Hero Call $11

River:($37.5) T[img]/images/graemlins/spade.gif[/img]<font color="#0030DD">(2 players)</font>
BB Bet $27
Hero ??