.5/1 KQs multiway peel? (6max)

[vixticator]

No reads yet per se, just 12ish hands. One has played every hand, the others are both 50vpip+ mix of aggro and passive with MP very aggro through small sample.

Uh? Should I lead this flop or just check? Peel or fold? Turn?

Poker Stars, $0.50/$1 Limit Hold'em Cash Game, 6 Players
LeggoPoker Hand History Converter

Pre-Flop: K[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/heart.gif[/img] dealt to Hero (BB)
UTG folds, MP calls, CO folds, BTN calls, SB calls, <font color="red">Hero raises</font>, MP calls, BTN calls, SB calls

Flop: (8 SB) 5[img]/images/graemlins/diamond.gif[/img] 5[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/club.gif[/img] (4 Players)
SB checks, <font color="red">Hero bets</font>, <font color="red">MP raises</font>, BTN folds, SB calls, Hero calls

Turn: (7 BB) K[img]/images/graemlins/diamond.gif[/img] (3 Players)
SB checks, Hero checks, <font color="red">MP bets</font>, <font color="red">SB raises</font>, 2 folds