Grace meets parasitologist, Doctor Danek Vesely, who tells her about Cat Fever. The Director is missing, so Acting Director Zanditha Ess decides to make a few changes. Grace and Laine go to a masquerade party and find out about the Ailurophile Society and its High Priestess. Griffin tries to get the local TV station interested in covering the Purrfection Park development and runs into his high school crush, Ojai. Grace, Laine and Griffin try to rescue the birds... and the Director. Tasha Van Fielein finds out that Danek is delivering a paper on Cat Fever at a World Health Symposium and decides to stop him.