$5 NLHE 6-max: Help me with this fold

Can someone help out with this hand
the villan was a very LAG player
I started with 40 bb ($ 2)
me = Fulleiemti

pokerstars Hand #138187524747: Hold'em No Limit ($0.02/$0.05 USD) - 2015/07/18 1:29:37 ET
Table 'Endeavour' 6-max Seat #4 is the button
Seat 1: ranyang ($5 in chips)
Seat 2: Fulleiemti ($2.62 in chips)
Seat 4: erniehaz ($6.44 in chips)
Seat 5: mr.aces.1031 ($3.61 in chips)
mr.aces.1031: posts small blind $0.02
ranyang: posts big blind $0.05
*** HOLE CARDS ***
Dealt to Fulleiemti [As Qs]
Fulleiemti: raises $0.10 to $0.15
erniehaz: folds
mr.aces.1031: raises $0.35 to $0.50
ranyang: folds
Fulleiemti: calls $0.35
*** FLOP *** [Ts 3h Th]
mr.aces.1031: bets $3.11 and is all-in
Fulleiemti: folds
Uncalled bet ($3.11) returned to mr.aces.1031
mr.aces.1031 collected $1.01 from pot
mr.aces.1031: doesn't show hand


I know he probably could had a pair but dont know which...

With 52 bb, you can 4-bet AQ pretty automatically. I'd suggest playing with 100 bb's to start, since most cash game advice will be for that stack size.