Ermina is a sailer and mercenary out of Homeport. She works the ship lanes filing out crews and protecting treasure-hunting expeditions. Ermina was born in The Shoals. She joined the Homeport Marine to escape the cycle of poverty of the shoals. She was placed in a vanguard unit where she saw some of the worst fightings in the War of Yarish Succession. After the war, Ermina left the Marines and began to sell her harvest to privet interest. At first, she sails with the pirate Beatrice Holmes where she earned a name for herself as a mercenary. Ermina also is known to work heavily with the fortuneteller Geoffrey Alana and the priest Conrad Hedley. They helped the investigations of Henry Quill by his doughter Katherine Quill.