LeonarD 
The Poison King: Now that I’ve Gained Ultimate Power, the Bewitching Beauties in My Harem Can’t Get Enough of Me Volume 2 [EPUB ebook] 

After fusing with the Poison Queen and awakening as the Poison King, Caim has left the Jade Kingdom and headed for the Garnet Empire—accompanied by the three bewitching beauties who have become his lovers. However, just when he’s beginning to enjoy his first leisurely voyage on a ship, the liner is attacked by sky pirates! And even after they finally reach the empire, trouble keeps coming—first assassins and then the kidnapping of Millicia and Lenka. Just who is Millicia, and why was she abducted? The time has finally come to uncover the noble lady’s mysterious identity! And of course, the members of Caim’s harem keep coming at him for even more erotic situations all the while!