Aah, yes. She’s the pure and innocent one, and totally not the crazy genocidal maniac who’s way too messed up over her sisters.
To be honest, "crazy genocial maniac" doesn't really narrow it down with Yoko Taro. And when it comes to the intoners, neither do "too messed up". Through I'll give you that, few people are messed up over their sisters in Taro's world. There's Caim, Seele, Four...
Kill your younger sistersssss? Kill them for copying our clothes, hairstyles, makeup. The world has gotten quiet. Not a sound. It's just the two of us. How about we play hide and seek?You're it, my dear sister, Zero. You're it, you're it, you're it! Tsk, tsk. Don't leave me behind, my sweet! Come after me! Devour me once you find me, pleeasse!You ready? Not yet. Fufufu. Sister Zero, my dear sister, Zeroooooo.My dear sister, my deaaaar sissster! My lovely sister, my sister, Zerooooo!AHAHAHAHAHAHAHAHHAHAHAHAHAHAHAHAHAHAHAHA!