Baki is a sequel to Grappler Baki, the second animation series of Baki. The story revolves around the ruleless battles of five death-row prisoners from all around the world that have gathered in Tokyo to participate in underground battles where they have to fight martial art warriors. Along with eponymous character Baki Hanma, the prisoners are Kaoru Hanayama, Goki Shibukawa, Retsu Kaioh, and Doppo Orochi.
Baki is based on Keisuke Itagaki’s original manga with the same title, which has been serialized in Akita Shoten’s Weekly Shonen Champion. It is a sequel to Grappler Baki, the second animation series of Baki.