終末のハーレム セミカラー版 (Series) favorite_border

[DeepL Translation - needs review] Volume 1: [Digital edition only!　Only the "making scene" is in full color! The year is 2040. Reito, a young man affected by an incurable disease, vows to reunite with his childhood friend Erisa and goes into a cold sleep to cure his illness. Five years later... What awaited him upon awakening was a world where 99.9% of men had died out and 5 billion women lived...!　The near-future erotic suspense begins!

(Translator: DeepL)