AK unimproved faces small bet on the flop

[spino1i]

Whats your play here and why? Villain is a solid player.

***** Hand History for Game 3506536443 *****
$200 NL Texas Hold'em - Monday, February 06, 18:20:07 EDT 2006
Table Table 65619 (6 max) (No DP) (Real Money)
Seat 4 is the button
Total number of players : 5
Seat 5: LeRequin_ ( $416.45 )
Seat 4: Evil_Ecstasy ( $199.60 )
Seat 1: KKrAAAzy_88s ( $213.90 )
Seat 6: GroinStabber ( $204.10 )
Seat 2: memphis1236 ( $204.25 )
LeRequin_ posts small blind [$1].
GroinStabber posts big blind [$2].
** Dealing down cards **
Dealt to Evil_Ecstasy [ As Kc ]
KKrAAAzy_88s folds.
memphis1236 raises [$6].
Evil_Ecstasy raises [$20].
LeRequin_ folds.
GroinStabber folds.
memphis1236 calls [$14].
** Dealing Flop ** [ 9s, 5h, 2s ]
memphis1236 bets [$15].
M0rr1s has joined the table.
Evil_Ecstasy ???

[gabe]

i make it $45, i also don't reraise preflop everytime