Airing at: 02/04/2025 04:00 PM

In episode 7 of Alps no Roujin Heidi no Ojii-san, Heidi and her grandfather embark on a thrilling adventure to uncover the secrets of the mysterious mountain caves. As they navigate through treacherous paths and encounter unexpected challenges, they must rely on their bond and courage to overcome the obstacles in their way. With danger lurking at every turn, Heidi and her Ojii-san must stay united to unravel the mysteries that await them deep within the heart of the Alps.

Format: ONA

Japanese Title: Alps no Roujin Heidi no Ojii-san