This is the 12714th most frequent German word.
wills
The German word "wills" means "want it" or "want to" (informal, second person singular of "wollen").
Here, 'wills' is a colloquial contraction of 'will es', meaning 'wants to (do) it'.
Er sagt, er wills nicht mehr tun.
He says he doesn't want to do it anymore.
In this context, 'wills' expresses a strong desire to know something, contracting 'will es'.
Sie wills unbedingt wissen.
She absolutely wants to know.
In this case, 'wills' reflects the intention or willingness in a nuanced manner, standing for 'will es'.