Salado is a boss of Giran Empire, but his country is about to fall due to attacks by Mockzoas. Iras and Mimy are female soldiers of Mockzoas. They try to kill him, but he somehow escapes from them and arrives on an uninhabited island. "Oh, I want you, Iras! Iras!" Giran falls in love with Iras at first sight. At that very moment, a girl appears in front of him and offers him special power in exchange of certain conditions. With the power, he can control tentacles as he likes. He immediately accepts her offer....