winning with 52o

is this just awful by all involved?

Party Poker No-Limit Hold'em, $0.04 BB (3 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver Cards)

saw flop|saw showdown

Button ($6.30)
SB ($2.13)
Hero ($4.22)

Preflop: Hero is BB with http://www.flopturnriver.com/phpBB2/.../smiles/5h.gif, http://www.flopturnriver.com/phpBB2/.../smiles/2d.gif.
1 fold, SB completes, Hero checks.

Flop: ($0.10) http://www.flopturnriver.com/phpBB2/.../smiles/as.gif, http://www.flopturnriver.com/phpBB2/.../smiles/6d.gif, http://www.flopturnriver.com/phpBB2/.../smiles/jd.gif (2 players)
SB checks, Hero checks.

Turn: ($0.10) http://www.flopturnriver.com/phpBB2/.../smiles/ad.gif (2 players)
SB bets $0.04, Hero raises to $0.08, SB folds.

Final Pot: $0.18

Results in white below:
No showdown. Hero wins $0.18.

I don't think it is horrible, I could see a line like that with a flush. I don't think a call here, then raise on the river would be too bad either, but this is a cheaper way to see if he is bluffing or not. Plus giving him a free card could be costly if he is playing something like Tdx.