Charissia, a moon cloaked in forests, served as a secluded monastery. It was situated in the Bartahn sector of the Inner Rim Territories, its existence largely unknown to smugglers. The moon was the homeworld of numerous species, including a herding creature. Before embarking on the mission to the Ring of Kafrene, Cassian Andor entrusted K-2SO with the task of watching over Wyhyatt, D'Koetaa, and D'Lylaa, three Wookiees, while he participated in an unstated raid.