Line check: 99's in BB 4nl

[The Edlets]

6max opp (30/25 70h) raises UTG 4x BB folded round to us with 99.
What would you do there?^

Flop Q23

Hero?

Other notes: he s been betting pot size and has raised UTG a few times

[bikes]

call

c/c
c/f
c/f

[rpm]

99 is definitely strong enough to see a flop here. i'm check/calling this flop and planning to check the turn and re-evaluate there