It looks like a standardized naming convention (e.g., "MANN" for a creator or project name, followed by an episode number).
(e.g., professional, storytelling, or instructional?)
They have a "Stories of Dead People" series where Episode 28 features a story about a "Sinful man invited for Iftar," though the filename format varies. To help me write the blog post you need, could you clarify:
Once you provide these details, I can draft a high-quality blog post for you.
The Indian Prime Minister's radio program often uses the prefix "Mann," though its episodes are usually numbered much higher than 28 by now.