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: Enemies Joining Force. Sentence 1: Ben and Elena ended their friendship due to complications. Sentence 2: A month later, Ben saw her boyfriend cheating on her. Sentence 3: Instead of approaching her boyfriend, he called her. Sentence 4: Although they weren't on good terms, they agreed to work together.
Perhaps I can set up a better block on my spending somehow.