Story written by http://archiveofourown.org/users/starbeast/pseuds/starbeast AU. Alphas are like royalty and are offered their choice of any age eighteen-and-up virgin Omega for each year's heat season, as a 'thank-you' to all they've done for their compounds throughout the year. Derek is an Alpha and...yeah, Stiles. Stiles is an Omega. And still a virgin. In every way. And he's just turned eighteen. This...is not his day.