Year 2274, The spaceship "Reboot" is the new hope of mankind since their departure from Earth. Because of this new environment, a little part of the population, the Kronos Children, have mysterious powers. They are hunted by the Phaetons, a new force established by the Reboot which Erin Dalverick is part of.

Cellion is a carefree girl who lives with her father. She lost her memory when she was 8. One day, after a trip who gones wrong, she has been teleported alone at Dlow... The world she is coming from. But this world is in the middle of a war... Cellion will have to fight for the peace at Dlow, and find a way to reunite her family, who has been seperated by worlds.