Hiruzen was a little puzzled, but there was no guarantee that Torifu had to exist in another world.
It didn't really matter. He was eager to see the Other World, but this seemed like an important time, so he wouldn't cause Torifu any trouble.
Once things had settled down or they needed more people, he would definitely step in.
"Hey, Old Man, what are you putting on a show for out there? And why are you answering yourself?"
Biwako thought Hiruzen had gone crazy and came out of the house. To her surprise, she saw two Hiruzen's.
"Wait, why are you using a Shadow Clone while chatting with Torifu? You're not planning to spar with him, are you?"
Seeing that Biwako had gotten the wrong idea, Torifu had her sit down and explained the situation in detail.
"Torifu, you mean this Hiruzen is from another world? Another Shinobi World?"
Biwako found it hard to believe that there could be another Shinobi World besides their own.
She examined Hiruzen Sarutobi closely, but couldn't see any difference between him and her Old Man.
"Sis-in-law, you don't have to keep looking. This really is Big Brother Hiruzen from another world. I brought him back myself. Don't you trust me?"
Biwako did trust Torifu. She was just completely bewildered.
It took her quite a while to recover.
"You're Hiruzen from another world. What's Konoha like over there? Is it very different from ours?"
Hiruzen Sarutobi chuckled. "Our Konoha just went through a war and is still rebuilding. A few days ago, we were hit by the Nine-Tails Incident. Without Hokage Torifu, we would've been in serious trouble."
Biwako was baffled. Not only had they gone through a war, but the Nine-Tails had also run amok?
"Wait, aren't you the Four-Tails Jinchuriki? And what were