Memokuramu - Taishou Kinema Rouman

The time is Taisho. One person is aiming for the movie industry...!?

What is the true identity of the actress who acted in the silent film!?

Otoka, who works as a waitress at a café, meets Koroku Ogane, who writes scripts for motion pictures, Tsubaki, the bereaved child of her brother, and Takao Tokairin, the star of motion pictures, which leads her to become a silent film director.

(from mangaupdates)