War of the Worlds S02E02

Upon receiving a signal from a distant galaxy, astronomers unveil irrefutable evidence of advanced extraterrestrial beings. The global populace eagerly anticipates subsequent communication, holding their breath in suspense. Their eager wait is abruptly cut short as a catastrophic assault decimates most of humanity within mere days, leaving only scattered remnants in a hauntingly desolate landscape. As the alien invaders relentlessly pursue and eliminate the remaining survivors, a pressing query emerges among those struggling to survive - what is the identity of these assailants and what drives their relentless mission to obliterate us?