Monochrome Film
Currency
Overview
In Zenless Zone Zero, Monochrome Film is an S-rarity in-game currency that helps players achieve a better gameplay experience.
Description
Commonly used in antique cameras, this photographic film will reveal an image after being developed.
How to Get
You can obtain Monochrome Film from Inter-Knot Membership.
Ok, but what can it be used for? As far as I can tell, its only use is for Polychrome exchange.
Absolutely correct. Most Gacha games have this – A way to purchase their currency used for rolls that has a 1:1 exchange rate.