Liz Ten found a star whale and enslaved it (or thought she had; in actuality it volunteered) to form the base of Starship UK. She then wiped her mind so that she would not have to deal with the consequences. Her government slowed down her body clock, keeping her effectively immortal. She thought she was fifty and had been on the throne for ten years, not knowing she always lived the same ten years, always found out the truth about Starship UK at the end of it, and always wiped her mind once more. She also placed this system throughout the ship and everyone would always choose to forget. Those who didn't were sent below, to fuel the Star Whale. She feared that if the Star Whale was freed that it would then fly off, killing all who lived on the ship. She wore a mask to disguise herself from