Engagement, and an Uninvited Visitor.En route to the royal capital, the Duke becomes concerned and tells Touya that the king's eldest daughter, Princess Yumina Urnea Belfast, may succeed his throne if he dies. Touya and the Duke arrive at the capital where Touya casts a Null Healing spell, curing the King's poison. Yumina quickly begins to fall for Touya. Balsa, a Count working for the capital, claims the poisoner is the capital's ambassador, who later turns out to be Olga, and has been accused of sending poisoned wine to the king...