Otherworldly Chronicles

 is a weapon in SINoALICE.

Weapon Story
Chapter 1: Shell Box

An object that uses "time fragments" to give people the power to travel through time. A person with a shell box embedded in their brain is called a "time citizen."

Chapter 2: Shell Box

Those who become time citizens are resigned to having their memories meddled with by "History's Protectors." If the shell box is removed, they die.

Chapter 3: Shell Box

A black box is used as an intermediary to ensure that historical modifications made by time citizens are part of the "chronological record."

Chapter 4: Shell Box

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