QQ facing strong resistance

Villian is unknown, PT only had 34 hands..

Full Tilt No-Limit Hold'em, $1 BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Button ($99.50)
SB ($55.35)
BB ($95)
UTG ($109)
UTG+1 ($130.55)
MP1 ($98.50)
MP2 ($63.15)
Hero ($226.50)
CO ($121.65)

Preflop: Hero is MP3 with Qhttp://www.flopturnriver.com/phpBB2/...iles/spade.gif, Qhttp://www.flopturnriver.com/phpBB2/...es/diamond.gif.
UTG calls $1, 2 folds, MP2 calls $1, Hero raises to $5.5, 4 folds, UTG calls $4.50, MP2 folds.

Flop: ($13.50) 5http://www.flopturnriver.com/phpBB2/...iles/spade.gif, Thttp://www.flopturnriver.com/phpBB2/...miles/club.gif, Thttp://www.flopturnriver.com/phpBB2/...es/diamond.gif (2 players)
UTG checks, Hero bets $9, UTG raises to $28, Hero calls $19.

Turn: ($69.50) 8http://www.flopturnriver.com/phpBB2/...es/diamond.gif (2 players)
UTG bets $40, Hero ???

villian could easily have 77 on this flop but also 10x or AA so felting would only get called by a better hand (unless villian is an idiot) Thoughts on the best play here?

He's in felt-mode. I fold since the only reasonable hand we beat is JJ.