Yakuza no Gokkan ChoukyouYakuza no Gokkan Choukyou ～ Sandaime ni Mainichi Ajimisareteimasu.... ～; ヤクザの極甘調教～三代目に毎日味見されてます…。～; 黑社会的甜蜜调教～三代目每天都来品尝我的味道…。～

Patissier Haruka decides to make a secret contract with Kazutaka Suo, a member of the yakuza Suo group who is a regular at her store, to repay the debt of the store she inherited. Kazutaka is young but already the leader of his group, and he also fell madly in love with Haruka's sweets. Craving both her sweets and her body, Haruka cannot get help but get involved in the underworld...