Fandom: Teen Wolf
Word Count: 2812
Warnings: Explicit sexual content and language, crossdressing, feminization and panty kink.
Summary: Of all the days for Derek to surprise him with a romantic gesture, he had to pick the day he'd been forced to wear panties to school.
A/N: Written for the prompt "Any, any slash, crossdressing, you say you're gay, so why is there lipstick on your collar?" at Rounds of Kink's Amnesty Round. Fandom and pairing chosen by weekendgothgirl.
AO3 Link: http://archiveofourown.org/works/8694829