3bet pot 3 way

2/2 live 5 to call 7 handed

Rock straddle to 5 is out every hand, preflop positions are weird every hand.

Effective 500
Co rock straddles
Sb opens to 20
BB calls
Hero in mp 3bets to 80 w/Q♠Q♦9♠8♦
both call

3way pot 245
Flop K♠9♣7♠
BB donks pot w/ 155 behind
Hero?

BB is an aggro reg. Normally tight but will get bluffy sometimes, bluff the whole table with 0 equities from time to time to get action.
His preflop range is actually very wide.

Hero has an uber nit image.