Watch Akatsuki no Yona: Sono Se niwa Online

The new anime will adapt two bonus chapters from Mizuho Kusanagi's 12th manga volume, titled "On That Back" and "Kija." "On That Back" follows an incident at a hot spring hotel, and "Kija" depicts the past of the Hakuryuu Kija.

Since Yona is the only princess of a grand kingdom, she has been raised with great care by her doting father and protected by her childhood friend/guard Son Haku and others. However, her fate changes on her 16th birthday, when her beloved cousin Suwon murders her father to claim the throne. She flees the castle to Son Haku's hometown and begins her new life.