[About]
Uncle Fu says that he has a magical item.
It's said that this item is shaped like a scale and has a magical power called Chrono Trace that can make people relive moments from their past...

[Eligibility]
Complete the prerequisite side quest Scale of Past.
The side quest Scale of Past unlocks after completing the main quests Jinzhou Rising: Thaw of Eons.

[Event Rules]
Explore areas according to the clues to collect the scattered Chrono Traces.
Collect all the Chrono Traces to receive Astrites and other rewards.
More Chrono Traces will be available for collection in other areas in the future...

This system is permanently available, and Traces of Mt. Firmament can still be accessed via Trace Scale after the event ends.