One second before Earth’s destruction, humanity was saved—not by spaceships or bunkers, but by a mysterious apartment complex where time flows eternally. Within its walls, people continue to live, unaware of the true nature of their existence. Born and raised as the landlord of this strange realm, Maison, a young girl with an unshakable resolve, begins to uncover the secrets of the apartment. What is this place? Why were they saved? And most importantly—can they ever leave? An unpredictable sci-fi adventure unfolds as Maison challenges the unknown and fights to reclaim the future of humanity!