Villain is 10/ 13 over >50 hands, has been very tight into nitty territory but has not won at showdown.

PokerStars - $0.05 NL (6 max) - Holdem - 6 players
Hand converted by PokerTracker 3[/url]

CO: $4.15
BTN: $5.00
SB: $5.32
Hero (BB): $6.78
UTG: $3.23
MP: $5.43

SB posts SB $0.02, Hero posts BB $0.05

Pre Flop: ($0.07) Hero has J K

UTG raises to $0.12, fold, fold, fold, fold, Hero calls $0.07

Flop: ($0.26, 2 players) K 9 Q
Hero bets $0.12, UTG raises to $0.24, Hero calls $0.12

I know I played the flop too passively here.

Turn: ($0.74, 2 players) K
Hero checks, UTG bets $0.25, Hero calls $0.25

River: ($1.24, 2 players) 8
Hero checks, UTG bets $2.62 and is all-in

Hero??