Fold? What does this check-raise on the flop mean?

[Sykes]

Getting Hand History Information...
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Hand #5872139-9 at SnG-0026m (No Limit Hold'em Sit and Go)
Powered by UltimateBet
Started at 10/May/05 15:57:11

missedout is at seat 0 with 1430.
Glory Seeker is at seat 1 with 1450.
raiderhole is at seat 2 with 1620.
bgraves889 is at seat 3 with 1390.
LOVES IT is at seat 4 with 1570.
MarkesanMike is at seat 6 with 1470.
Eazy_Money77 is at seat 7 with 3910.
SumCardsPlz is at seat 8 with 865.
Koro Syndrome is at seat 9 with 1295.
The button is at seat 2.

bgraves889 posts the small blind of 10.
LOVES IT posts the big blind of 20.

missedout: -- --
Glory Seeker: Th Ad
raiderhole: -- --
bgraves889: -- --
LOVES IT: -- --
MarkesanMike: -- --
Eazy_Money77: -- --
SumCardsPlz: -- --
Koro Syndrome: -- --

Pre-flop:

MarkesanMike folds. Eazy_Money77 folds. SumCardsPlz folds. Koro Syndrome folds. missedout folds.
Glory Seeker raises to 60. raiderhole calls.
bgraves889 re-raises to 100. LOVES IT calls. GlorySeeker calls. raiderhole calls.

Flop (board: Td 6h 9s): (pot 400)

bgraves889 checks. LOVES IT checks. Glory Seeker bets 300. raiderhole folds. bgraves889 goes all-in for 1290. LOVES IT folds. Glory Seeker ..........??

Help plz.