To get Bijin follower's hair physics worked,
Bijin Wives.esp
Bijin NPCs.esp
Bijin Warmaidens.esp
Bijin AIO - Hair Physics.esp
plugins must be deactivated. Only Bijin AIO.esp must be enabled.
Eldryn is a modlist designed to be utilized with Skyrim's Anniversary Edition Upgrade, featuring high-quality quest-based content, followers, and generalized vanilla improvements, all while being optimized for performance.