The admiral has personally come aboard the Ratship Rodentprise and assumed command in order to solve a genus-wide problem: their strain of bacteria is at risk of dying out, and must be repopulated. Unfortunately, the only acceptable breeding ground is Feline Alpha One. They hope that the new toxoplasma drive, however, will allow them to get through the Hypothalamus Inhibition Aversion Zone, enter Feline Alpha One itself, and repopulate their strain.
