Dragon Slayer～恋に堕ちた竜と転生の騎士～

Synopsis

``If you have an affair, the country will be destroyed.'' Emperor Schleich is greeted with sweet jealous words from the divine dragon who protects the country. --Schleich had decided to leave behind an heir for the sake of the country's prosperity. However, every time he tries to get into skin-to-skin contact with someone, every time a marriage proposal is brought up, a warning from the dragon appears...! ?