Title: Can't fight biology
Pairings: Jeffrey Dean Morgan/Jensen, Michael Weatherly/Jensen
Rating: NC17
Word Count: over 7k
Warning: alpha/beta/omega setting, heat, knotting, self-lubricating, marking and claiming, sex in a public place, dub-con due to use of drugs to force heat, mating, masturbation, mpreg (mentioned), evil!Michael Weatherly, dirty talk.
Summary: Omegas are genetically built to mate only with one alpha. When Jensen goes into heat in Michael's presence, he's sure that he found his match. But, Jensen soon realises that there's something wrong in their mating.
Then, Jensen meets Jeff and he goes into heat again.
Here