The (pseudo) joy of traveling through time to a bunch of troubled girls.
Live by the principle of "If you slap me, I will hit you back. I must be the one to say the last word in an argument."
To be precise, she found a reasonable way to torture and scold you.
She is happy to hit you and scold you, but if you hit her and scold her, she must return it.
He is such a completely unreasonable and domineering person.
But the real desire of such a person is to become an ordinary person.