This is Maatkare Mutemhet daughter of King Khakheperre Pinodjem. Was finally rested at the House of Eternity made by the great-nephew Punodjen 2 in a hidden place. There was untouched for 3000 years until it was discovered.
The time period is 1054 BCE. Her mother was Duathathor-Henuttawy. Her siblings held important positions, a brother became pharaoh, a sister became queen, and three brother held high priests.
Her original burial place is unknown. The mummy was found in the DB320 cache along with conffins from her immediate family.