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 to not connect with the rest of the story. Ensure that the generated sentence is contextually relevant to the story.

Title: Toy Box. Sentence 1: Jack had an old toy box in his room. Sentence 2: He used to hide his favorite toys inside of it. Sentence 3: One day he decided to hide inside the toy box. Sentence 4: He became locked in the box and couldn't get out.
He died from a heart attack.