So Shikinami is the hard-break but Isonami is the real wall for the Demon.
Seems the Bucky Nee-sans in general hold enough soft power to tame the demon
I-I-I-I'm sorry, Isonami nee-san! I'm stopping! I'm stopping, okay!?I told you to stop... because... it's too dangerous...Ayanami!!How can this be?Ayanami, i-it's not safe... Leave it at that...C'mon, let's get outta here!