Leaving her home behind, Nono aspires to becoming a space pilot. But reality is harsh, and she spends every day instead at the diner near the spaceport where she now lives and works. But, fate intervenes when she meets Lal'C, a real-life space pilot and member of "Topless" - a team of elite, psychic pilots who operate Buster Machines whose mission is to protect people of the Sol System from invading space monsters!