The Reborn Concubine Becomes a Phoenix

Because she was just a concubine, she could only be sent as a concubine by her unscrupulous family; she was gentle and kind in her previous life. She was kind to others, but lost her only child; because of her beautiful appearance, her beloved husband treated her as a gift just for promotion; she was reborn from the ashes, but was surrounded by dangers, how to solve it?