Yeah. Why can't they have normal beliefs, like the belief that stars placed more or less closely resemble an animal, and said animal somehow "activates" during a certain period of the year influencing all the births.
You know. Normal stuff.
@MangaAce1
That hairstyle and appearance at page 4 was actually reference to the opening cover of the original manga chapter "Infirmary". Picture link as follows: https://mangadex.org/chapter/15654