PokerStars No-Limit Hold'em, $0.50 BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

BB ($152.30)
UTG ($8.50)
UTG+1 ($97.85)
MP1 ($89.95)
MP2 ($28.25)
MP3 ($26.85)
CO ($39.20)
Button ($44.25)
Hero ($50.75)

Preflop: Hero is SB with K, K.
2 folds, MP1 raises to $2.5, MP2 calls $2.50, 1 fold, CO calls $2.50, 1 fold, Hero raises to $9.5, 1 fold, MP1 calls $7, MP2 calls $7, CO folds.

Flop: ($31.50) A, 7, 3 (3 players)
Hero ....

Only 8 hands on MP1, so his 18/7 stats are meaningless.. and no real reedz. MP2 is a donk 33/4 over 30 or so. With the pot already so bloated from pf what's the best line? I basically announced I have QQ+ to a table at 50nl....

Pot is $30 and I have $40 behind.