What Was Hidden Beneath Peach Castle? | Mario Mystery Story Ep.3

What Was Hidden Beneath Peach Castle? After discovering Mario's secret journal, Luigi follows a series of mysterious clues that lead him deep beneath Mushroom Kingdom. What begins as a simple search for his missing brother quickly turns into something far bigger than he ever imagined. Guided by ancient maps and strange mushroom-shaped symbols, Luigi uncovers forgotten tunnels hidden below Peach Castle. As he ventures deeper underground, he discovers evidence that Mario had been investigating a lost civilization long before he disappeared. But the most shocking discovery is still waiting ahead. Buried beneath centuries of history lies an enormous stone door unlike anything Luigi has ever seen. Covered in ancient carvings and protected by secrets that were never meant to be found, the mysterious door may hold the answers Mario spent months searching for. Who built it? Why was Mario studying the ancient symbols? And what is hidden behind the door? Episode 3 marks a major turning point in Mario Mystery Story Season 1 as Luigi moves closer to uncovering the truth behind Mario's disappearance and the forgotten history beneath Mushroom Kingdom. Watch until the end to witness the discovery that changes everything. Mario Mystery Story is a fanmade animated adventure series inspired by mystery storytelling, hidden kingdoms, ancient civilizations, underground cities, lost histories, and cinematic animation. Season 1 Playlist: Follow Luigi's complete journey from Mario's disappearance to the secrets hidden beneath Mushroom Kingdom. #mario #luigi #mariomystery #marioanimation #storyanimation