Prompt: Mr Segundus discovers that he is really quite a capable practical magician, provided he restricts himself to sex-based magics.

Of course, it's not at all respectable. It must be kept secret. Or as secret as it can be kept, what with Childermass scenting magic on the air and hunting down the practitioner...

Fill: http://jsmn-kinkmeme.dreamwidth.org/1273.html?thread=861177#cmt861177