When her friend suffers at the hands of a man she and another friend seek revenge. Sort off. Actually that doesn't really describe it at all. So the easiest thing is to read it.
Libereco is a series of stories about a fictional independent community of Futanari hybrids on an island somewhere in the Kattegat/Skagerrak area between Denmark, Norway, Sweden, and Germany that takes place chronologically in a present day current events exclusionary bubble but contains near future science.
A young male student gains a position of dominance over his Maths Mistress after he secretly videotapes her seducing him at school. Of course, this doesn't stop him enjoying life with girls his own age too....
Fourteen-year-old Austin, grabbed from a Singapore orphanage and sold to a Macau brothel, is bought by an American spy to help foment a coup in Thailand by being offered as an incentive to Thai generals being urged to stage a coup and who have a fetish for fourteen-year-old boys. Austin doesn't resist much in serving these plans until the stakes are pushed painfully high.
In the early 1900's a western male is drawn to a shady port in the Arabian Gulf, by the promise of wealth, and the draw of a woman. Though the shrouding of the feminine form might be deemed oppressive by many, here, he and other males discover it cloaks a mysterious sexuality within a sect of women. He is soon taught their chosen path in life for all masculinity... a world away from that existing beyond their society.
The first part of a weekly series. I plan to post one part each week. Planning a surprise ending to finish. Let's see if you can guess what that ending is. The first part has no sex in it, but it will pick up from there.