Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Marcus had a good eye for shoes. Sentence 2: He knew where to buy them cheap and of good quality. Sentence 3: When Matt's shoes got ruined in the mud, he took care of it. Sentence 4: He bought him a better pair of shoes. Sentence 5: And only asked to keep his favorite spot for shopping a secret.

Secret shopper