My Big Sister: Remastered invites players to step into the shoes of Luzia, navigating through a captivating fantasy world filled with spirits and supernatural beings. As players embark on this adventure, they will encounter various characters and delve into the lore of both My Big Sister and Ashina: The Red Witch. The game emphasizes exploration and interaction, allowing players to gather items and solve engaging puzzles that are essential for progressing through the storyline.

The gameplay is structured across multiple chapters, each presenting unique challenges and secrets to uncover. Players must strategically search for specific objects while also engaging with the narrative to achieve different endings. The combination of puzzle-solving and storytelling creates an immersive experience that encourages thorough exploration, ensuring that players can uncover the full depth of the story and its characters.