The story centers on Cassie Sullivan ( Chloë Grace Moretz ), who is on a desperate mission to find her younger brother, Sam, after an alien race known as "The Others" launches a series of attacks to eradicate humanity. These attacks occur in waves:
A deadly avian flu that wipes out a large portion of the survivors. La quinta ola (2016)
As Cassie prepares for the , she teams up with a mysterious young man named Evan Walker ( Alex Roe ), whom she must decide whether to trust as they search for her brother at a military base. The story centers on Cassie Sullivan ( Chloë