I was mucking about at 6max earlier and came across this hand... I'd only been sitting for a couple orbits but from betsizing etc I think villain was a reg.

What's our play here?

PokerStars No-Limit Hold'em, $1.00 BB (6 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

UTG ($153.05)
MP ($115.85)
Hero (CO) ($100)
Button ($100)
SB ($307.05)
BB ($100)

Preflop: Hero is CO with Q, A
UTG calls $1, 1 fold, Hero raises to $5, 3 folds, UTG calls $4

Flop: ($11.50) 4, 8, K (2 players)
UTG checks, Hero bets $8, UTG raises to $32, ???