C222 ​

The deep of night had settled, and Yichou had drifted into slumber.

Erhai's night was serene.

The day had been sweltering, yet the evening brought a cooling breeze.

A shadow flickered, making its way to a seldom-used wooden door at a corner of Yichou. Even the long-time workers had never seen it open.

The sound of rustling preceded the key turning in the lock, and with a click