Chibi-Usa has mysteriously disappeared, which leaves Sailor Pluto, Tuxedo Mask and King Endymion all desperately worried, as she does not have her time key. Meanwhile, Tuxedo Mask is also on a quest to find and save Sailor Moon from the clutches of the Prince Demande, and begs her to lend him and everyone her strength. Meanwhile, Sailor Pluto is gravely concerned about a brewing storm that could rip a hole in the very fabric of space and time itself.