The decision Ross made was a smart move if they had continued moving forward without observing their surroundings, it could have ended badly.
The instant they came to a stop, the wall that Ross noticed instantly moved at speeds no less than their moving speed. It instantaneously moved to close the path forward with a loud boom.
Abigail swallowed nervously as her heartbeat increased. 'That could have been bad.' Her facial expression was gloomy and filled with dread.
She then looked behind and saw the path they had travelled along was similarly blocked off, cutting them off from the other four students.
Paths closed and new ones opened, students were trapped, and others were plunged into despair as they were locked in with void creatures. The unfortunate ones that were directly in the path of a fast-moving wall and not fast enough were crushed to death.