Vilian is playing 54/4. Its just so hard for him to be bluffing here he's repping such a strong range betting 2 streets into 4 people and 

given the passive nature of this player i just don't see him ever bluffing here. I think his range is sets and 2 pairs. 

Also, our perceived range looks like what it is when we call the turn K9,K,10,KJ,KQ,4,5 so he really can't expect us to fold out these. 

 P

PokerStars - $5+$0.50|100/200 Ante 25 NL - Holdem - 8 players
Hand converted by PokerTracker 4

BB: 2,615
UTG: 5,407
UTG+1: 31,476
MP: 2,550
MP+1: 12,030
Hero (CO): 19,986
BTN: 1,415
SB: 2,425

8 players post ante of 25, SB posts SB 100, BB posts BB 200

Pre Flop: (pot: 500) Hero has  K Q 

fold, fold, [color=red]MP raises to 500[/color], MP+1 calls 500, Hero calls 500, BTN calls 500, fold, fold

Flop: (2,500, 4 players)  3 2 9 
MP checks, MP+1 checks, Hero checks, BTN checks

Turn: (2,500, 4 players)  K 
MP checks, [color=red]MP+1 bets 1,400[/color], Hero calls 1,400, fold, fold

River: (5,300, 2 players)  T 
[color=red]MP+1 bets 3,600[/color], fold

[spoil]MP+1 wins 5,300
[/spoil]