The information here comes from a post made by the official account on Hoyolab on 31 January 2024.

“Because Aeon will never give you up, never let you down, or abandon you. The Aeon will never make you cry, say goodbye, or tell a lie and hurt you.”

We're about to arrive at Penacony, the Planet of Festivities!

The grand Charmony Festival gathers numerous factions from across the cosmos. People who worship different Aeons converge here, each faction with its own unique characteristics. To prevent the Trailblazer from being caught off guard, Pom-Pom will give you a briefing about the Masked Fools today.

— Pom-Pom