Fickle Papillon appears on floors 1 and 2 of Magatsu Inaba within the Midnight Channel. On top of supporting other shadows with Matarukaja, it will attack with Ziodyne or try to poison or silence the party. After being defeated, it may drop a Miracle Scale. Selling 4 Miracle Scales will unlock the Demon Boots for Chie Satonaka in the shop.
In Golden, it appears in the floors above or summoned by Chaos Fuzz. It may drop Aurora Quartz for trade at Shiroku Pub.