The "Box of Wisdom" is a floating place without gravity where an unlimited number of lights glow in different hues. Inside this box, there are countless universes, multiple histories, and many different people. Dual and Dorothy were combating "Viruses" here, and worlds afflicted with viruses must be wiped. That is their obligation, these gals' profession. However, Dual and Dorothy became aware of the presence of a new Virus one day. When they arrive, they witness a girl being attacked by Viruses. After rescuing the girl, the two wait for her to awaken so they may question her about who she is, where she came from, and where she is headed. When the child finally opened her eyes, she gave her name, Rimo, and whispered only one sentence... "I must return to the flower patch..."