Kail and his band of suicide squad head straight into Maou’s Castle to put an end to his schemes. With him losing his right arm and leg, he vanquishes Maou at the cost of his team and his loved one… Slowly dying as he bleeded out, he saw a dark crystal

"Hey, you said you wanted a little sister, right?"First year highschool student, Toujo Basara, was suddenly asked this question by his father, and he fell into a state of panic. On top of that, the eccentric father told him that he will be getting remarri