Under normal circumstances, there are only two reasons.
Either the area has a special magnetic field that disrupts the Light Computer's signal, blocking the exchange of information between the two people and the outside world.
Or, they are dead.
If the Light Computer cannot detect the Beastman's life signs, it will automatically terminate.
Shen Tang's heart was in her throat; she refused to think the worst.
She quickly checked when the two people's Light Computers went offline. It was almost the same time. Given their strong abilities, the likelihood of them being simultaneously wiped out was low. Most likely, they were together and entered the same place.
The situation might not be as bad as imagined.
In her mind, the mechanical voice of the system suddenly rang out,
[Congratulations to the host for entering the main quest (4): Pollution Control!]
