0:52 first nineveh defeat
1:57 4,5M disorder
2:10 second nineveh
3:06 6,2M disorder
3:25 third nineveh
4:50 fourth nineveh
6:00 fifth nineveh
mostly combo of ignite, assault, duel, dodge resonia.
Try to deal around 15% damage, and then full stun, 4duel resonia will allow double chain combo, try defeat her in that stun period.