Rara Avis (1/1, Teen, Gritty/Murph)

Did I mean to write Gritty/Murph-the-terrifying-new-NERF-mascot fic? No. Did I wonder if it existed, discover it didn't, and thereby set my brain off on a YOU MUST WRITE THIS spiral? Uh. Well.

Rara Avis, on AO3.