Alongside his loyal protege, Kaji Takaomi, and his formidable bodyguard, Marco, Baku sets his sights on taking control of Kakerou, an underground gambling organization that oversees life-threatening wagers.

As Baku delves deeper into the shadowy world of Kakerou, he and his crew find themselves entangled in a fierce conflict with a rival criminal organization known as IDEAL.

Through his cunning, daring, and unmatched gambling skills, Baku navigates a world where every move could be his last, risking it all to claim dominance over Kakerou and survive the deadly games that come his way.

Written and illustrated by Toshio Sako [ja], Usogui was serialized in Shueisha's seinen manga magazine Weekly Young Jump from May 11, 2006,[6] to December 21, 2017.

[9] A spin-off manga, titled Usogui: Rikkainin Yakō Hikoichi (嘘喰い-立会人 夜行妃古壱-), was serialized in Weekly Young Jump from October 7 to November 25, 2021,[10][11][12] with its chapters collected in a single tankōbon volume, released on February 2, 2022.