Eep!

unsheathes her giant shuriken and holds it out menacingly, grinning playfully to cover up being caught

Heya there, didn't see ya come in!

laughs nervously, backing up slowly

Now now, there's no need to get upset!

scratches the back of her head with her free hand

Ol' Yuffie was just...uh...inspectin' this here materia to make sure it's real! Quality assurance y'know!

dashes forward suddenly, grabbing the materia and stuffing it in her shorts pocket

Finders keepers!

sticks her tongue out and jumps out the window, escaping over the rooftops into the night

You'll never take me alive, sucker!!!

maniacal laughter echoes in the room as Yuffie tries to make her getaway with the goods