No reads on villian. Do you agree with my play on all streets? It just felt like there was no way I could be ahead of anything he could possibly be holding on the river, hence the fold. Was I too weak here?

PokerStars Game #2220395633: Hold'em No Limit ($0.25/$0.50) - 2005/07/30 - 02:01:25 (ET)
Table 'Felicitas IV' Seat #3 is the button
Seat 2: therdeye ($27.25 in chips)
Seat 3: Curlam ($9.55 in chips)
Seat 4: brudy ($23.75 in chips)
Seat 5: the3bigO ($46.50 in chips)
Seat 6: bdawg56kg ($67.10 in chips)
Seat 7: JJTorchia87 ($26.85 in chips)
Seat 8: fatmonkey55 ($49.85 in chips)
Seat 9: kalistani ($15.35 in chips)
brudy: posts small blind $0.25
the3bigO: posts big blind $0.50
*** HOLE CARDS ***
Dealt to bdawg56kg [As Ac]
bdawg56kg: raises $1.50 to $2
JJTorchia87: folds
fatmonkey55: calls $2
kalistani: folds
therdeye: folds
Curlam: folds
brudy: folds
the3bigO: calls $1.50
*** FLOP *** [7d 5s 5d]
the3bigO: bets $3.50
bdawg56kg: raises $6.50 to $10
fatmonkey55: folds
the3bigO: calls $6.50
*** TURN *** [7d 5s 5d] [Kd]
the3bigO: checks
bdawg56kg: checks
*** RIVER *** [7d 5s 5d Kd] [Ts]
the3bigO: bets $10
bdawg56kg: folds
the3bigO collected $25 from pot
the3bigO: doesn't show hand
*** SUMMARY ***
Total pot $26.25 | Rake $1.25
Board [7d 5s 5d Kd Ts]
Seat 2: therdeye folded before Flop (didn't bet)
Seat 3: Curlam (button) folded before Flop (didn't bet)
Seat 4: brudy (small blind) folded before Flop
Seat 5: the3bigO (big blind) collected ($25)
Seat 6: bdawg56kg folded on the River
Seat 7: JJTorchia87 folded before Flop (didn't bet)
Seat 8: fatmonkey55 folded on the Flop
Seat 9: kalistani folded before Flop (didn't bet)