The mission’s success hinges on one man: , a Chemical Engineer and then Joint Director of the Directorate General of Mines Safety (DGMS). When the disaster struck, standard rescue protocols failed.

Gill had to solve three impossible problems:

The tension isn't manufactured by loud background scores (though the music is effective). It’s manufactured by physics. Every time the capsule gets stuck, every time the oxygen levels drop, you feel the claustrophobia. The film pays homage to the process of saving lives, which is a refreshing change from villains and vendettas.

Beyond the rescue, the movie explores themes of systemic corruption and the harsh working conditions of miners.

: Out of 232 miners working the shift, 161 managed to escape quickly, but 65 miners were trapped deep underground as water levels rose and carbon dioxide levels reached dangerous peaks.