Rebirth in the '60s: My Golden Space and Soldier Husband

A female super spy who is reborn as a '60s pregnant heroine who gets rich after her soldier husband is said to have died on a mission. She has a golden space that is filled with modern items like food, clothes, etc. Before giving birth, she takes the money and leaves the abusive in-law family. When she settles down and gives birth with the help of the doctor, the second male lead, her husband, comes back.