Ileana Roshanak was a Human Augment who lived on planet Tagra IV in the late-24th century. She was a part of the group led by Rhys Darcen that had broken away from Section 31 after the agency had considered, but then declined to use biological agents in the Dominion War and was a staunch supporter of Darcen's plan to unleash a biological agent on Ventani II, home of Tret Akleen, the founder of the modern day Cardassian Union.