A6o SB OESD only a tiny pair on the river

[HermannTL]

PokerStars 0.10/0.20 Hold'em (7 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is SB with A[img]/images/graemlins/club.gif[/img], 6[img]/images/graemlins/heart.gif[/img].
UTG calls, <font color="#666666">3 folds</font>, Button calls, Hero completes, BB checks.

Flop: (4 SB) 5[img]/images/graemlins/heart.gif[/img], 4[img]/images/graemlins/diamond.gif[/img], 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
Hero checks, BB checks, UTG checks, <font color="#CC3333">Button bets</font>, Hero calls, BB calls, UTG calls.

Turn: (4 BB) 5[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
Hero checks, BB checks, UTG checks, Button checks.

River: (4 BB) 6[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
Hero checks, <font color="#CC3333">BB bets</font>, <font color="#CC3333">UTG raises</font>, Button folds, Hero...

BB was 64/0 in a tiny sample.
UTG was 62/23.8/1.21 (and 3.00 on the river)

This seems to be time to run away and hide since the six counterfeits my hand...what there is of it. Comments here or on prior streets?