Great flop, worst turn card ever, sick river, how do you play it? 25nl

[Sledgejammer]

No reads on Villain in the hand, thats about the worst turn card I've ever seen, but on the river I've the third nuts (And AA seems very very unlikely). How do you play it?

***** Hand History for Game 6312416884 *****
$25 USD NL Texas Hold'em - Sunday, September 09, 13:34:55 ET 2007
Table Table 127226 (Real Money)
Seat 1 is the button
Total number of players : 6
Seat 2: cincinati147 ( $18.20 USD )
Seat 3: innerpsycho ( $24.57 USD )
Seat 4: mega2k7 ( $25.24 USD )
Seat 5: CBBOY111 ( $19.23 USD )
Seat 6: brentmanwin ( $27.88 USD )
Seat 1: Hero ( $24.50 USD )
cincinati147 posts small blind [$0.10 USD].
innerpsycho posts big blind [$0.25 USD].
** Dealing down cards **
Dealt to Hero [ Ah 5h ]
mega2k7 folds
CBBOY111 calls [$0.25 USD]
brentmanwin raises [$0.50 USD]
UnaJammer Hero [$0.50 USD]
cincinati147 calls [$0.40 USD]
innerpsycho folds
CBBOY111 calls [$0.25 USD]
** Dealing Flop ** [ Ad, Qs, 5d ]
cincinati147 checks
CBBOY111 checks
brentmanwin checks
Hero bets [$1 USD]
cincinati147 calls [$1 USD]
CBBOY111 folds
brentmanwin folds
** Dealing Turn ** [ Qd ]
cincinati147 checks
Hero checks
** Dealing River ** [ Qc ]
cincinati147 bets [$3.50 USD]
Hero ???