Whoa, maybe this is a sign that Himawari will become directly involved in what's going on? Not that she wasn't already involved tbh
In ch.2 during the third reset, there's a foreshadowing that Sensei will be the one to reset the world when Maya is gone. And we know that the one who resets the world can affect it to some extent... On the other hand, I recall Kaori saying during the forest camping that they live in a world where everything stays as it is forever, and that rewriting anything would cause equal consequences, to which Sensei argues what if that's still possible