Detailed Instructions: In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.
Q: Title: Rush. Sentence 1: Ivan had a simple math test. Sentence 2: So he thought he could do every problem as quickly as possible. Sentence 3: He finished in a few minutes and confidently turned in his test. Sentence 4: And he was in a good mood the whole day.
A:
But when he got his test score back, he was devastated.