It was a joke! A joke! The base's in-fashion Tenryuu Joke!

Totally! Totally!

...really?

You're not scary?

The scaring-Nagato-san-at-the-first-meeting Tenryuu-san.

Aaaaahhhh... Now I've done it!

Aaaaahhhh... I really did it!

Nagato-san's heavy armour will not yield to such common gags.