The "Who Made Me a Princess" side stories are additional content related to the original manhwa and novel series, often focusing on various characters or alternate scenarios. These side stories were created by Plutus, the original author, and have been translated and shared by fans on platforms like Wattpad and Ridibooks. Notably, some side stories explore Lucas' backstory, Athanasia’s adventures in alternate dimensions, and special moments with other main characters.

Several side stories include:

• Lucas' backstory and his rise as the Magician of the Black Tower.
• Alternate dimension tales, such as Athanasia meeting characters in the "Lovely Princess" world.
• Special chapters focusing on Athanasia’s relationships and significant events, like her 18th birthday or key moments with Lucas and Claude.

Fans have discussed and awaited these side stories eagerly, especially as some were delayed for official release on platforms like Ridibooks. Although unofficial translations and summaries exist on fan sites, the official versions are being released gradually, providing readers with more insights and expanded narratives tied to the main story.