Serrana Karn is the third daughter of famed Zeon admiral, Maharaja Karn, and is the younger sister of Neo Zeon leader Haman Karn. She becomes Neo Zeon's foreign secretary, where she is a moderate on Axis. She is constantly at odds with the Neo Zeon hardliners in her attempts to end the internal strife within Neo Zeon. She attempted to contact the old AEUG for assistance. She escapes from Axis and boards the Pegasus-class vessel Il Nido incognito as a refugee under the alias "Jessica". She descends to Earth, where she later participates in battle as an MS pilot. She later goes missing in battle with Neo Zeon ace Gerald Sinclair.
- In the One Day -H.D.A.- manga, a young Selena accompanies her sister Haman to go shopping on Axis, where they encounter a young boy named Mashymre Cello.