Don't startle me! If you go too far way, your collar will explode, y'know?

It's about these red threads on our collars that connect us… If the people in a pair get some distance apart, their collars activate and their heads fly off. Well… actually, that's only for us supports. Your collar won't activate, Sara. S-So don't get too far from me, okay? Let's put our differences aside…

I'm Ranmaru. I'm in high-school like you.