a yaoi about a world where the population of females is drastically decreasing and there are two scientists who have a senpai - kouhai relationship.
http://www.mangago.me/read-manga/ai_wa_sekai_o_sukuu_no_ka/
ahh thank you so much! (▰˘◡˘▰)
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a yaoi about a world where the population of females is drastically decreasing and there are two scientists who have a senpai - kouhai relationship.