Zoey struggles with Chemistry when she scores a "C" on a test. She is given a new tutor; to her surprise, her tutor is Logan, who secretly happens to be one of the best Chemistry students. Zoey starts learning Chemistry with Logan behind her friends'... (more) backs. All of her friends become suspicious, especially Chase. Chase tries to find out why, so Logan lies and says that Zoey is dating him, which Chase does not believe. Meanwhile, Quinn tries to catch her rat, which was lost and bugging Lola since Quinn's plasma bolt hit Lola in the head and made her unconscious.