loki: I stole him from you.
Sif: No I had Frigga scry the future and it was a barren one.
Then Thor hangs something up on a hook and everyone who has been in the room leaves.
Loki gets this fertility potion from Frigga and another he says Thor will need to use later.
I swear it was like 2,000 words on AO3 akak An Archive of Our Own.
I would really like to find this please help!