An explosion louder than any before it reverberated.
The tunnel shook so violently that it almost collapsed completely, and rocks fell from all
directions.
Daniel threw himself to the ground, trapped between dust and stones, gasping for breath.
He cried out in despair:
"I can't... I can't breathe!"
But Yusuf rushed towards him in the midst of the storm, grabbed him with all his strength, and pulled him into a narrow opening in the side wall, barely big enough for his slender body.
He pushed him in with a shout:
"Move! Get out... quickly!"
Daniel hesitated:
"But you... you can't fit through!"
Yusuf smiled despite the sweat and blood covering his face:
"I'm staying here... You still have a long way to go."
As he tried to follow him, a huge rock collapsed on Yusuf's
