There is no bisexuality, and the organs that differentiate between women and men are only used for urination and excretion. ABO setting actually has nothing to do with the article. It's just that the author didn't want to write about a male protagonist.
It's probably pseudo-science fiction, pretending to be a serious humanistic discussion. In fact, there are no emotional scenes, and the CP is only Lily, which doesn't count. Please see the style. But not abusive.