“58 Seconds” by Harper Bliss has Janet live out her core fantasy with Sharon. “Help Yourself” by Emma Weimann is a story where Hannah joins Emily in the latter’s sex fantasy in the middle of the night. “Erasing the Lines” by KD Williamson is a phone sex short featuring Kelli and Nora from Blurred Lines.
https://www.amazon.com/Laid-Bare-collection-lesbian-stories-ebook/dp/B07TSLCZ6H