Chen Mo stood by the stairs and, under the puzzled gazes of the three others, picked up a wine bottle from the floor.
"Watch closely."
After saying that, Chen Mo threw the bottle into the open shaft at the center of the spiral staircase.
Though they did not understand what Chen Mo was doing, the three hurriedly leaned over the stair railing and looked down.
The bottle rapidly fell toward the lower floors under gravity. Just as they thought it would eventually smash on the ground, the bottle fell to the second-floor level and suddenly vanished amid ripples like it had passed through water!
"Where did it go?"
Jane Foster asked in surprise.
Chen Mo said nothing, merely gesturing for them to keep watching.
As the others stood there in confusion, a rapidly falling shadow suddenly appeared above the corners of their eyes. When they looked up and saw it clearly, they were shocked to discover that it was the very bottle Chen Mo had thrown down earlier before it disappeared!
As they watched the bottle vanish again at the second-floor level, they quickly raised their heads to look upward. This time, they finally saw where it reappeared.
Just as when it had disappeared, the bottle emerged from thin air at the fourth-floor level amid water-like ripples, then fell downward under gravity.
Only to disappear again on the second floor!
After cycling up and down like this several times, everyone's heads kept moving up and down along with the bottle's repeated falls.
When the bottle dropped past the edge of the stairs again, Chen Mo suddenly reached out, caught it, and pulled it back.
"This is simply... incredible!"
Jane Foster said excitedly.
Chen Mo casually handed the bottle to Jane Foster beside him and said to the others,
"This is