Who joins Mr. Frank in the opening scene?

Miep Gies joins Mr. Frank in the opening scene.

We hear footsteps on the stairs. MIEP GIES comes up, looking for MR. FRANK. MIEP is a Dutchwoman of about twentytwo. She wears a coat and hat, ready to go home. She is pregnant. Her attitude toward MR. FRANK is protective, compassionate.

Miep , she was the caretaker when they were in the Annex