Flopped top set OOP on a flushy board

[luckycharms]

PokerStars Game #2563536778: Tournament #12497720, Hold'em No Limit - Level I (10/20) - 2005/09/13 - 00:07:25 (ET)
Table '12497720 1' Seat #3 is the button
Seat 1: Riesi (1690 in chips)
Seat 2: Holy_Hutch (1490 in chips)
Seat 3: Lwonder (1470 in chips)
Seat 4: Chase Dog 1 (1480 in chips)
Seat 5: gino4710 (1500 in chips)
Seat 6: BigEd60 (1460 in chips)
Seat 7: boardman90 (1480 in chips)
Seat 8: RazorDog (2930 in chips)
Chase Dog 1: posts small blind 10
gino4710: posts big blind 20
*** HOLE CARDS ***
Dealt to boardman90 [Th Td]
BigEd60: calls 20
boardman90: calls 20
RazorDog: calls 20
Riesi: folds
Holy_Hutch: calls 20
Lwonder: folds
Chase Dog 1: calls 10
gino4710: checks
*** FLOP *** [Ts 5c 3c]
Chase Dog 1: checks
gino4710: bets 120
BigEd60: folds
boardman90: raises 200 to 320
RazorDog: folds
Holy_Hutch: folds
Chase Dog 1: folds
gino4710: calls 200
*** TURN *** [Ts 5c 3c] [6c]
gino4710: bets 120
boardman90: calls 120
*** RIVER *** [Ts 5c 3c 6c] [8c]
gino4710: bets 180
boardman90 said, "folding TT"
boardman90: folds
gino4710 collected 1000 from pot
gino4710: doesn't show hand
*** SUMMARY ***
Total pot 1000 | Rake 0
Board [Ts 5c 3c 6c 8c]
Seat 1: Riesi folded before Flop (didn't bet)
Seat 2: Holy_Hutch folded on the Flop
Seat 3: Lwonder (button) folded before Flop (didn't bet)
Seat 4: Chase Dog 1 (small blind) folded on the Flop
Seat 5: gino4710 (big blind) collected (1000)
Seat 6: BigEd60 folded on the Flop
Seat 7: boardman90 folded on the River
Seat 8: RazorDog folded on the Flop


No reads
I just think i have to fold here... in retrospect, i guess i shoulda raised a lot more, but I didn't really wanna chase too much away since i probably want this multiway, and people will call huge bets on draws in these games. Thoughts?