: The protagonist must craft a "Soul Prism" using only the fractured memories of a lost civilization.
Since "IV AV" often refers to and Atrioventricular (AV) in medical contexts, while "-Advanced Trial-" and "-Glass Atelier-" suggest a high-end experimental studio, Feature Idea: The "Prism-Infused" Biometric Display IV AV-- 2 -Advanced Trial- -Glass Atelier-
This will allow for a much more accurate and detailed guide. : The protagonist must craft a "Soul Prism"