The SG-1 team comes across a planet dominated by flatlands of green grass and seemingly perpetual rain. After they find a lone human girl in the middle of the plains they take her through the Stargate to find out about the planet and her missing people.

After Galaxia and what was thought to be the final battle for earth and the galaxy, the Sailor Soldiers are attacked by an unknown force. Tuxedo Mask is now missing and Sailor Moon must find him before time runs out.