Aku no Hana
Rannosuke Hanayagi, under the cover of a renowned ikebana school, leads an empire of lust and cruelty. He is a sadist who consumes girls like he consumes cigarette, torturing and humiliating them. Offering his sex-slaves to numerous bigwigs, he then controls both the political and economical world.
On day he starts the training of a new girl, Sayuri, with the hope to make her the queen of his empire.