is one piece episode 250 filler?

In the main square of Water 7, Zoro is still seen running across the rooftops but finds himself to be lost. Somewhere else, Luffy can be seen trying to free himself after getting stuck between some walls yet again.

Zoro spots the burning building and runs toward it but ends up getting blown down by the wind. Meanwhile, Kokoro can be seen watching the fire from afar.

Back to eight years ago, Iceburg is still yelling at Franky saying he will never forgive him. Suddenly, Tom speaks up telling Iceburg not to blame Franky as he didn't do this.