Due to the interference from the energy field, all electronic devices have lost functionality, even the watches can't display properly, so Qi Yun and his group didn't know how long they've been walking in the tunnel.
They've already rested twice along the way, and everyone is somewhat tired.
Gradually, the flashlight began to flicker, dimming intermittently.
Ignacio frowned, observing the surrounding rock walls: "The energy field here is getting stronger."
"If anyone feels headache or dizziness, make sure to say it immediately."
"Staying in such an environment for long can damage our nerves and body functions."
Before he finished speaking, he couldn't help but rub his temples, seeming paler than before.
"Professor, are you okay?" An Zai beside him quickly supported him, asking with concern.
Ignacio waved his hand: "Just a little dizzy, I can still hang on."
