Lethal Squad immerses players in a post-apocalyptic world where monsters have evolved to display intelligence and pose a constant threat. As the protagonist, your mission is to lead survivors, collect resources, and navigate through challenges to rebuild hope. From establishing a safe harbor to engaging in naval battles against monsters, the game offers a blend of strategic planning and survival instincts.

Set sail with survivors to construct an ark, form alliances for collective survival, and engage in combat to secure resources and rescue more survivors. Amidst the chaos, the game also explores themes of love, heroism, and self-sufficiency, providing a comprehensive survival experience in a world on the brink of destruction.