This story explores the activities at school during Valentine's Day. The kids make the best of the celebration by placing red hearts everywhere and giving gifts, including one to Rex, the resident school pet. Rex experiences joy when he discovers a new green friend named Rita. The story ends on a light note with a feast for the frogs Rex and Rita, a pink worm tart, and a peaceful nap dreaming about more bug tarts.
The story is 127 words long and comprises simple sentences that are mostly 5-8 words long. The words "Valentine," "surprises," and "pretty" might be slightly difficult for early readers to understand.