When I Finally Get Peace (Male Reader X Older Harem)

In this world the government is currupt and was planning to go to war but are confronted and stopped by a group called Jabberwock that fought in a silent war with them. After battle the some higher ups caught wind of what happened and what they were doing, so they changed them with more reliable and better people without the public knowing that. And what happened to the group? Well, most died while others disappeared. And from here starts your story.