Set between the events of the original Half-Life and Half-Life 2, Half-Life: Alyx follows Alyx Vance as she fights against the oppressive Combine occupation of Earth. Alongside her father, Eli Vance, and other resistance members, Alyx embarks on a dangerous mission to uncover a mysterious Combine superweapon hidden within a massive floating vault. As she navigates abandoned city streets, underground facilities, and hostile environments, she faces deadly alien creatures and powerful Combine forces. The story delivers intense action, memorable characters, and surprising revelations that expand the Half-Life universe while setting the stage for the events that follow in Half-Life 2.