"Grandes Pyramides" is an educational visual novel available only in French. It delves into the fascinating world of the great pyramids from Egypt's 4th dynasty. This period featured iconic pharaohs such as Khufu, Kephren, Mykerinos, and other less famous rulers.

The story follows young Lili, who returns home from school and encounters Tina. Lili is worried because a classmate claims that teachers and Egyptologists are concealing information from the public. To ease Lili's concerns, Tina steps in to provide her with scientific insights about Egypt's pyramids and introduces her to an Egyptologist, now a university professor, who can shed light on the topic.