Characters discover that solar flares are releasing deadly gamma radiation. ⚓ Episode 1x2 Highlights

People can only survive by staying in darkness or deep underwater.

Yakamoz S-245 Netflix Series Review | Into The Night Spinoff

The series premise centers on a sudden shift in the sun's polarity, making its rays lethal to all life on Earth's surface.

They find an underground shelter filled with bodies, realizing the true scale of the disaster.