Using a dataset of approximately half a million tweets mentioning “plandemic,” a conspiracy theory video about covid-19 released on social media in May 2020 that quickly became viral across many social media platforms, I will show how a hashtag co-occurrence network can reveal the thematic links among QAnon, anti-vaccine activists, and other conspiracy-minded tweeters. A further examination of cliques and related structures among this network will reveal how alliances get formed within and across these groups.