From ancient times to the present, human beings have cherished a supreme pursuit in diet.
From Qin Shihuang's quest for elixirs to Madame Bathory, we are all eager to achieve immortality by eating something.
But in fact, neither dangerous heavy metals nor the blood of young girls have allowed mankind to achieve this ultimate desire.
Then humans got inspiration from the legend of the eight hundred bhikshunis. Since the flesh and blood of alien species is the best choice for immortality, why don't we eat alien species?
Slightly restrained, vaguely cake&fork settings
Normal Microsoft male protagonist x Grammatical female protagonist
Concept: A feast of gluttony