Jo returns to earth after a disaster in space and discovers that there are missing pieces in her life, so she sets out to expose the truth about the hidden secrets of space travel and recover what she has lost.
When an unidentified object collides with the International Space Station, the surviving astronauts make an emergency evacuation leaving crew-mate Johanna Ericsson behind to repair the other descent module. When she returns to Earth, she finds that reality is scrambled and parts of her life are missing or not as she remembers them.