The Bracelet Holds a Hidden Space: A Woman Reborn in the Apocalypse Returns to the Seventies

A car accident took her parents from her and brought the apocalypse, while also awakening her space. The space was a wooden bangle, a birthday gift from her parents. Relying on the supplies she had stockpiled inside, she struggled to survive the apocalypse. At last, during a zombie siege, she gave her life saving a child. When she opened her eyes again, she found herself in a strange place. It was poor here, and people lived hard lives. Luckily, she found the parents she had known in her previous life, and learned that she was in a parallel world's 1970s. Here, she had loving parents, brothers, and sisters, and she also met the one...

The male lead appears fairly late. There is no first love or other romantic interest.

The two are equally devoted to each other.