Villian is an unknown.

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

MP3 ($66.90)
CO ($94.95)
Button ($165.65)
Hero ($88.80)
BB ($175.90)
UTG ($88.90)
UTG+1 ($21)
MP1 ($151.50)
MP2 ($67.85)

Preflop: Hero is SB with Q, Q.
4 folds, MP3 raises to $3.5, 2 folds, Hero raises to $12, 1 fold, MP3 raises to $23, Hero calls $8.

Flop: ($44) 8, 2, 7 (2 players)
Hero checks, MP3 bets $47.4 (All-In), Hero folds.

Final Pot: $91.40

The almost min 4-bet pre was very scary to me and i guess i called trying to spike a Q. Should i just have folded to the 4-bet pre if i can be forced to fold this flop?