The story takes place in a world devastated by a sudden zombie apocalypse caused by a mysterious virus. The narrative follows a male protagonist—the only one capable of wielding a special weapon—who teams up with four unique female survivors. Plot Summary

: Beyond the standard zombies, the group must face powerful, mutated bosses and uncover the dark origins of the infection that threatens to consume what remains of the world. Character Perspectives

: Between combat missions, the story focuses on the "Sweet Home" aspect. You spend time with the girls to increase their "Affection" levels. As these bonds deepen, you unlock personal sub-plots, backstory details, and stronger combat abilities for each character.

: You lead a squad of four girls— Hikari , Aya , Kirara , and Lullu —on dangerous scavenge missions into the ruins of the city. Your goal is to gather supplies, rescue other survivors, and ultimately find a way to stop the virus.

: The childhood friend archetype who provides emotional support and serves as the group's moral compass.

: Society has collapsed, and most of humanity has turned into "Undead." The survivors take refuge in a fortified base known as "Home," where they attempt to maintain some semblance of a normal life amidst the carnage.

: A former doctor/scientist searching for a medical solution to the virus.

: A wealthy, high-spirited girl who uses her resources and energy to keep the group's spirits up.