donk or c/r flop ?

[fdwarrior]

Villain is 13/5/0.6/38 over 145 hands


0.25/0.50 Fixed-Limit Hold'em <font color="blue">(9 handed)</font>

Preflop: Hero is BB with J[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/spade.gif[/img]
<font color="red">UTG+1 raises</font>, UTG+2 calls, <font color="grey">5 folds</font>, SB calls, Hero calls.

Flop: (8.00 SB) Q[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/diamond.gif[/img], 2[img]/images/graemlins/heart.gif[/img] <font color="blue">(4 players)</font>
SB checks, Hero checks, UTG+1 checks, <font color="red">UTG+2 bets</font>, <font color="grey">SB folds</font>, <font color="red">Hero raises</font>, <font color="grey">UTG+1 folds</font>, <font color="red">UTG+2 3-bets</font>, Hero calls.

Turn: (7.00 BB) 9[img]/images/graemlins/club.gif[/img] <font color="blue">(2 players)</font>
Hero checks, <font color="red">UTG+2 bets</font>, Hero calls.

River: (9.00 BB) 5[img]/images/graemlins/spade.gif[/img] <font color="blue">(2 players)</font>
Hero checks, <font color="red">UTG+2 bets</font>, <font color="grey">Hero folds</font>.

i dont think he is betting a worse hand on the river so i fold.
what about flop play ?