After vanishing without a trace eighteen months earlier, the younger sister of Mycroft and Sherlock Holmes reappears in Britain and is determined to run her life her way, regardless of what either of her brothers have to say about the matter! Includes disciplinary spankings, don't read if that doesn't appeal to you.

This contains infantilism/abdl themes. If you don't know what that means, run away. If you do, you need no introduction.

Steve has a secret that only Tony and Fury know about. Soon, the team finds out and starts to treat Steve differently. Not long after, Steve is put in an even worse situation. Rated M for language, infantilism, and some other stuff. Tony/Steve.