Simplify the following text for a Grade 6 native English-speaking person.
Original: Although others try to support him financially , Luckless refuses their help ; when his friend , Witmore , pays his rent behind his back , Luckless steals the money from Mrs Moneywood .
Simplified: When Luckless 's friend Witmore pays Luckless 's rent , Luckless steals the money back .