Ingrid is a powerful demon and Hell Knight, formerly the leader of the Black Dragon Order. Completely loyal to Edwin Black, she serves as his right-hand woman and Nomad's second-in-command. She is a skilled warrior known for her strength and mastery of the sword, "Dark Flame." Ingrid's past includes saving Greenfort Village and battling rivals within the Hell Knights. She left her post in the demon realm to join Black in the human world. Her story involves conflicts with various characters, including the Taimanin, and navigating the complexities of her loyalty to Black and her own ambitions. She possesses magical abilities, including flame manipulation and flight, and can access a powerful, but soul-consuming, dragon form. Ingrid is depicted as a strong, complex character with a hidden softer side.