C452 Retaining Year Mirror

Have you ever heard of heartbeats?

The sleepless drumbeats, the rhythm of the ever-throbbing life force. From low to high, the sound of the heavy pumping of blood against life could cause the deepest part of a person's soul to tremble.

It was impossible for a person to not sleep, but when a person slept, his heart would still be unyielding as it faced the world