i should have mentioned, no info on the player as i had just sat down

this is my first post and im just looking for some opinions on what would be the best move in this situation, who folds, raises, calls?


Table 'Sirius' 9-max Seat #7 is the button
Seat 1: MarcolinoDK ($118.45 in chips)
Seat 2: Maisfield ($119.80 in chips)
Seat 3: antbug ($101.55 in chips)
Seat 4: Migu57 ($42.20 in chips)
Seat 5: mtg38skopok2 ($18.50 in chips)
Seat 6: greenwich ($100 in chips)
Seat 7: vchau69 ($315.95 in chips)
Seat 8: kaefer123 ($18.50 in chips)
Seat 9: TheSaintNL ($177 in chips)
kaefer123: posts small blind $0.50
TheSaintNL: posts big blind $1
*** HOLE CARDS ***
Dealt to Maisfield [   ]
MarcolinoDK: folds
Maisfield: raises $3 to $4
antbug: raises $8 to $12
Migu57: folds
mtg38skopok2: folds
greenwich: folds
vchau69: folds
kaefer123: folds
TheSaintNL: calls $11
Maisfield: calls $8
*** FLOP *** [ ]
TheSaintNL: checks
Maisfield: checks
antbug: bets $20
TheSaintNL: folds