Puke Spot with AA

[Nightfall123]

Villain is 30/20/1.8

Thing that scares me here is his low agg factor as well as obviously the worst flop ever.

Full Tilt Poker, $0.50/$1 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

Hero (BB): $143.10
UTG: $21.60
MP: $84.85
CO: $150.65
BTN: $125.90
SB: $46.55

Pre-Flop: A[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/diamond.gif[/img] dealt to Hero (BB)
2 folds, <font color="red">CO raises to $3.50</font>, BTN calls $3.50, SB folds, <font color="red">Hero raises to $14.50</font>, CO folds, BTN calls $11

Flop: ($33) 7[img]/images/graemlins/diamond.gif[/img] 4[img]/images/graemlins/club.gif[/img] 6[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">Hero bets $26</font>, <font color="red">BTN raises to $52</font>, hero???

Is this a mandatory all in? Or can i fold here. Also i just mashed pot button on FT but looking back i should have raised more pf.