Yukari Kobayakawa an accomplished author at the age of writes with amazingly accurate details about historical Japan As it turns out he has the ability to slip into his past life in the Edo periodas a beautiful renowned courtesan named Yumurasaki Yukari Satomi and Mahoro are all influenced by their past life personalities and begin to lose control over their present-day behavior While Mahoro wonders about Yukaris true feelings for her Yukari realizes exactly who Mahoro and Satomi were in the past Meanwhile Yukaris journeys to the old days are becoming more and more dangerous