Villain is 17/4 through 70 hands. If he's keeping track, my numbers aren't a lot different. This seemed pretty standard but just want to check for better lines since this is a fairly common scenario. All input appreciated.

Party Poker No-Limit Hold'em, $ BB (10 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP1 ($21.04)
MP2 ($23.95)
MP3 ($24.45)
CO ($27.40)
Button ($11.35)
SB ($8.80)
BB ($23.15)
UTG ($26.39)
Hero ($23.15)
UTG+2 ($12.95)

Preflop: Hero is UTG+1 with K, K. SB posts a blind of $0.10.
1 fold, Hero raises to $1, 4 folds, CO raises to $2.5, 3 folds, Hero calls $1.50.

Flop: ($5.35) 3, 6, 4 (2 players)
Hero bets $5, CO calls $5.

Turn: ($15.35) A (2 players)
Hero checks, CO bets $10, Hero folds.

Final Pot: $25.35

Results in white below:
No showdown. CO wins $25.35.