NL100 - HU: 3barrel?

[von7thal]

Full Tilt No-Limit Hold'em, $1.00 BB (2 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

saw flop

Hero (SB) ($103.60)
Button ($99.50)

Preflop: Hero is SB with :3c, :3d
Button calls $0.50, Hero bets $5, Button calls $4

Flop: ($10) :2h, :8s, :qc (2 players)
Hero bets $6, Button calls $6

Turn: ($22) :as (2 players)
Hero bets $14, Button calls $14

River: ($50) :2c (2 players)
Hero bets $36

villain: 68/4 über 30 hände. villain schien etwas passiv/nittig.
standard 3barrel? gegen wen?