I think you've been confusing us since the beginning of the day, Yashur.
Either, in light of everything said, I don't understand how the maniac could have not been out today. And even if he really didn't go out, as Ples already said, nothing prevents him from staying at home (faceless murder from the third night, yeah).
Ничто не возникает из ничего и ничто не пропадает бесследно.
Если где-то чего-то убудет, то в другом месте добавится.
(Закон сохранения).