Spoiler Alert: This story contains spoilers from “Selling Sunset” Season 9, now streaming on Netflix.

​Season 9 of Netflix’s “Selling Sunset,” which premiered on Oct. 29, includes friendship drama, longstanding feuds, heated arguments and the occasional sale of an expensive property — it’s a season full of conflict, and O.G. cast member Chrishell Stause is at the center of the chaos. ​

Going into filming, Chrishell had unresolved issues with several of her castmates left over from last season. Most of all, she wasn’t on good terms with fellow Oppenheim Group agent Nicole Young: They had fallen out, seemingly forever, after…