QQ in 3bet pot overpair, but he donks into me twice? (NL50-150 BB)

[CalledDownLight]

PokerStars No-Limit Hold'em, $0.50 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

CO ($18.35)
Hero ($78.05)
SB ($48.75)
BB ($23.30)
UTG ($34.40)
UTG+1 ($48.75)
MP1 ($72.55)
MP2 ($60.10)

Preflop: Hero is Button with Q[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">MP1 raises to $2</font>, <font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to $7</font>, <font color="#666666">2 folds</font>, MP1 calls $5.

Flop: ($14.75) 5[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP1 bets $7</font>, Hero calls $7.

Turn: ($28.75) 4[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP1 bets $27.5</font>, Hero ???

I don't think raising the flop is an option. This maybe be a standard fold, but I just want to check up. Seems like only AA and JJ would 2 barrel like this. Villian is standard TAG.