Treeroot claimed that her “coven sister,” Domina Willow Watson, allowed her to share the event for anyone in Maine’s Western Mountain area. This is a feast of the soul, a communion with ancestors, with masks, with fire, and with what lurks beyond the veil. Watson’s event begins in Mercer on October 18 at 4:30 p.m., and continues until midnight. The Samhain Soirée is a private gathering on privately owned land in Mercer, Maine. In fact, tickets are restricted to individuals 21 and older, given the presence of nudity and the overall ambience of the evening,” she added.