NL 2/5 geflopptes Flush Qhigh im Big Blind

[Ayal]

ca. 8. Hand am Tisch

SB: 620
Hero BB: 680
UTG: 250
UTG+1: 500
CU: 300
BU: 160

Dealt to hero im BB:
UTG calls 5, Button calls 5, SB calls. BB checks

Flop:
SB bets 15
Hero calls, UTG calls, Button calls

Turn:
SB bets 55
Hero calls 55, UTG calls 55, Button moves all in (140), SB calls,
hero?