Derek works at a porn store. One day, Stiles comes in asking all sorts of TMI questions about different toys. That's where it all starts.

"a fic where derek earnestly reviews sex toys"

In a world where Omegas far outnumber Alphas, a dowry system is in place. The Omega’s family offers a dowry in order to secure a respectable Alpha match, with the highest dowries netting the “best” Alphas. Aunt May struggles to secure an Alpha for her Omega nephew’s first heat. All her meager savings can afford is a butt-ugly (by his own admission) Alpha without much experience to speak of. Peter would rather go unmated than lose his virginity to a guy that can’t go five seconds without making a Monty Python reference. However, it seems Peter has no choice…

He is almost embarrassed that the Ton is viewing with what raptures Kate has him in simply through her intoxicating scent of lilies, her slight touch, and her quick wit. Almost. When she is to be his wife.. she can have Anthony at her mercy, with no vicious mamas or gossip-mongering pamphlets or ridiculous courtship requirements of polite society to hinder them. Anthony is feeling anything but polite. She’d hold her tulips while he serviced her, goddammit! Oh, how he wants… he groans inwardly at the thought.