Three shinobi from Kirigakure, Suiren, Ganryū and Junsai were sent on a mission to retrieve a document taken by Kumogakure with Iwagakure's assistance. However, when the document was retrieved, the Iwagakure shinobi immediately betrayed the Kiri team on the orders of their Tsuchikage to retrieve the document although it ultimately remained in Kirigakure's possession after Ganryū was pushed from a cliff into a river. However, this resulted in Junsai's death and Suiren sacrificing herself in order to save Ganryū at Yosuga Pass by blocking a barrage of kunai meant for Ganryū. Since that day, Ganryū and other Kiri ninja who disapproved the betrayal had grown to despise Iwagakure and its shinobi. This incident, known as the Tragedy of Yosuga Pass marked the beginning of hostility between Kiriga