Posing as an underground informer, Hitomi leaks fake information about an impending Cat's Eye theft to Toshio as part of a plan to facilitate their actual scheme: Recovering their father's painting "The Phantom Woman" from a villainous art collector. However, a love confession Hitomi impulsively blurts out as her motive for aiding Toshio makes her worry that Toshio is beginning to actually fall in love with his mystery informer, making her question their relationship.