Initial opener is a winning player at these stakes - about 23/20
3 bettor is an unknown
Button is a loose/passive whale - 35/3

This is my 2nd hand at the table, original raiser will know me and have some stats, no idea on the other two.

2 Decision spots
*Preflop
*Flop

No-Limit Hold'em, $0.25 BB (6 handed) - Hold'em Manager Converter Tool from FlopTurnRiver.com

UTG ($9)
CO ($43.65)
Hero (SB) ($25)
MP ($35.26)
BB ($37.76)
Button ($26.74)

Preflop: Hero is SB with Q, Q
1 fold, MP bets $1, CO raises $3, Button calls $3, Hero calls $2.90, 1 fold, MP calls $2

Flop: ($12.25) 9, 4, J (4 players)
Hero checks, MP checks, CO bets $7.50, Button calls $7.50, Hero ???