Zoey's date gets put on hold when the girls are quarantined in their room because of Quinn, who has her own romantic dilemma involving Mark. Jack Salvatore Jr.

Chase has to decide whether to tell a teacher that he caught a star football player cheating on classwork, even though it means PCA could lose its championship game. In other happenings, Zoey and the girls lobby for healthier vending-machine snacks, with mixed results.