C1026 Batmobile Wife's Dining Time(1)

"Grandpa, he seems to be retired in Utopia." Eve thought about it.

"Speaking of grandpa..."

"It's all thanks to grandpa's foster son. He's a genius scientist, a fat otaku with a safe life, a space elevator, a floating island city, and even human superpowers were all developed by him alone..."

"Eh?" Little Bat had a strange feeling