live plo5 ~ nut flush line check

2/2/5 ~ timed rake ~ 6 handed

V1 ~ aggrofish, opening/betting frequently, stack off light vs v3
V2 ~ assumed to be passive, saw him x/c JJ on j43hh then turn 4xx riv bets big
V3 ~ another aggrofish, but no aggression preflop, x/r stacking off light on flop/turns w/draws vs v1 multiple times.

Eff 400 vs v1+v2
eff 500 vs v3.

V2 limps in utg
Hero in co limps w/K♣K♠T♣T♥8♣ limps(this is an open?)
V3 limps btn
sb+bb limps
V1 in straddle checks

6way pot 30
Flop A♣Q♣4♣
V2 bets 30
H calls
V3 calls
V1 calls

4way pot 150
Turn 8♠
All check, were we supposed to bet? size?
I saw V3(btn) acting like he wanted to bet.

Riv 2♥
V1 leads out 60
V2 calls
H 225, sizing ok?