Cancer Cells Part I (がん細胞(前編, Gansaibō (Zenpen) is the 8th chapter of the Cells at Work! (Manga).
Summary[]
U-1146 saves a Normal Cell from a Cancer Cell. The Normal Cell explains there are more Cancer Cells in his apartment complex. The Normal Cell leads U-1146, Killer T Cell, and NK Cell to his apartment, but Killer T Cell continually trades spats with NK Cell and stubbornly refuse working with her. The group splits up and once they are alone, NK Cell reveals she knew the Normal Cell was actually a Cancer Cell in disguise.