Topanga is jealous when she finds out Cory has "the kissing disease", Mono. Then when she admits that she likes him, he teases her bởi refusing to say that he likes her too.
Topanga is concerned when she & Cory lose to Eric & Rachel at The Fiancee Game, so she decides to live with him for a few days. Then Cory gets upset when Topanga won't sleep with him.