Villain is unkown, but his line screams mid PP.
C-bet here?

GAME #530389965: Texas Hold'em NL $2.00/$4.00 2007-04-18 00:40:58
Table Dali
Seat 1: thenwhat ($454.90 in chips) DEALER
Seat 3: KatieVick ($397.47 in chips)
Seat 5: JL37 ($779.95 in chips)
Seat 6: BettySweaver ($257.26 in chips)
Seat 8: 6Soyunperdedor6 ($307.40 in chips)
Seat 10: GypsieQueen ($416.40 in chips)
KatieVick: Post SB $2.00
JL37: Post BB $4.00
*** HOLE CARDS ***
Dealt to JL37 9 9
BettySweaver: Fold
6Soyunperdedor6: Raise $16.00
GypsieQueen: Call $16.00
thenwhat: Fold
KatieVick: Fold
JL37: Raise $62.00
6Soyunperdedor6: Fold
GypsieQueen: Call $50.00
*** FLOP *** K 4 Q
JL37??????