Yotsuba wasn't rude, Yotsuba very politely told you to leave because you didn't ring the doorbell and you just went in anyway! And that's wrong!

[Taking out her water pistol and pointing it at Naoi again.] I tried to stop him, pew pew! ...But then he got really mad, Nowy was really mad! So Yotsuba ran away because we was mad and scary!!