In the story, we meet Kagetsu from the Kouga tribe who is at a crossroads in life. He must decide whether he wants to be male or female. His connection with his sensei makes him consider this decision seriously. Meanwhile, another member of the tribe, Kohryu, tries to persuade Kagetsu to return to their village and abandon his sensei. As they navigate through these challenges, dark forces begin to emerge, putting both Kagetsu and his sensei in danger.