A phantom thief queen—whose age and gender are unknown—flies around the world on an airship in search of treasure. A gemstone the queen had their sights on is stolen from them by a mysterious circus troupe, and a game soon unfolds between the queen and the troupe's magicians, hypnotists, and other members wielding special abilities.
Yuien is a troubled young man. He meets the Buddhist monk Shinran, and listens to his teachings. Shinran takes him on as his disciple, and they travel together, with experiences both joyous and heartbreaking awaiting them on the road.
Corporate secretary Shirotani suffers from obsessive-compulsive disorder. One day he meets Kurose, a therapist who offers to take him through a ten-step program to cure him of his compulsion. As the two go through each of the ten steps, Shirotani's attraction to his counselor grows.
