Fic: Dawn, Insert Last Name Here [B:tVS/Iron Man; gen]

PG-13, B:tVS x Iron Man (MCU); 3000 words. Day 5 of Wishlist 2014; also for twistedshorts.

The discovery that Dawn Summers was maybe not actually a Summers began like so many other dramatic changes in her life: with a disappointment.

Dawn, Insert Last Name Here

(Linked @ wishlist_fic and AO3; written for jilltanith)