JJ facing idiotic flop check/raise

[Isura]

No reads on villain, but this is the first pot I've played out of the blinds. Weak fold?

***** Hand History for Game 2540915932 *****
NL Texas Hold'em $20 Buy-in + $2 Entry Fee Trny:14868934 Level:2 Blinds(15/30) - Monday, August 15, 18:46:58 EDT 2005
Table Table 13827 (Real Money)
Seat 2 is the button
Total number of players : 6
Seat 1: golden11112 ( $3345 )
Seat 2: Guster101 ( $1460 )
Seat 4: electric_now ( $590 )
Seat 7: huejorgann ( $770 )
Seat 8: testbatsmen1 ( $785 )
Seat 10: SequoiaBET ( $1050 )
Trny:14868934 Level:2
Blinds(15/30)
** Dealing down cards **
Dealt to testbatsmen1 [ Jd Jc ]
testbatsmen1 raises [100].
SequoiaBET folds.
golden11112 folds.
Guster101 folds.
electric_now folds.
huejorgann calls [70].
** Dealing Flop ** [ 3s, 6s, Kd ]
huejorgann checks.
testbatsmen1 bets [150].
golden11112: folded king ,3
golden11112: sh.it
huejorgann raises [500].
golden11112: oops
golden11112: he folds
golden11112: lie a little girl
>You have options at Table 14976 Table!.
golden11112: he he he
>You have options at Table 14279 Table!.
testbatsmen1 folds.
huejorgann does not show cards.
huejorgann wins 865 chips