Guest feels the surroundings shift like ink spreading in water. Dizzied by the changing environment, Guest leans against a wall and looks around, realizing they are suddenly trapped in a narrow box.

Thump, thump. Guest taps on the walls of the box just in case. However, the box remains as immovable as a steel vault door.

...What's going on? Am I trapped alone?

Their face contorts slightly from the despair of being unable to escape and the bewilderment of the sudden confinement.