Yuichiro, Zenitsu, Tanjiro, and Inosuke are trying to get Isa down from the tree, but Isa is spaced out sitting on the tree branch, eventually, Yuichiro climbs up the tree branch and boops her nose, causing her to zone back in "Hey Isa, why we're you up here, hm?" Isa only stares cause of her amnesia she can't remember things sometimes