When the Whole World Is a Locked Room, the One with the Key Is ‘King’

The last faint yellow glow of the setting sun lingered over the river. The transparent glass throughout the city had been dyed rosy by the sunset, making the entire city seem languid beneath those warm hues. Yet hurried footsteps rang out from every corner of the city, shattering the peace and tranquility. "Hm?" "What happened?" The people nearby were drawn by the sudden sounds, turning curious or startled gazes in their direction. Several figures in white robes stood there, their faces concealed by white cloth marked with spirals.