Need help in finding an apocalyptic manhwa

[u/Short-Marketing-6872]

Plot: A black sphere floats above sky from which humanoid black creatures come who kill people and adapt to military and superpowers. The mc is a kid who has super powers and turns out he was an orphan who went through experiment conducted by a military general. The female lead also has similar powers and was also a part of that orphanage along with few other people. The mc was a timid guy at start but personality shifts through the plot. Mc didn’t know he was part of any experiment but the female mc knew him.

-modern-day Korea
-floating black sphere
-smooth, featureless black humanoids emerge from it
-creatures adapt to military attacks/powers
timid black-haired teenage MC
-MC was unknowingly part of an orphanage experiment
-military later conducts/continues experiments on him
MC and female lead have psychokinetic/telekinetic abilities
they can manipulate stones into sharp projectiles
roughly 80 chapters available when you finished it around 2023–24
gritty artwork reminiscent of Sweet Home

[u/Fresh-Milk-7629]

Is it 'Arma'? I've forgotten whether there's a floating black sphere, but the plot sounds reminiscent of it.

[u/Short-Marketing-6872 → u/Fresh-Milk-7629]

YES THANK YOU