70s: After splitting up the family and gaining control of my spatial abilities I became incredibly wealthy raising my children

Originally living in a post-apocalyptic future, the female protagonist, Su Yunxi, unexpectedly dies and is transported back to 1975 with a space-time continuation ability, becoming a mother of four. The original owner’s tragic experiences flood Su Yunxi’s mind like a spring, and she immediately decides to separate from the family—she won’t repeat the original owner’s mistakes! Vicious in-laws? Get lost! Bloodsucking uncle and nephew? Get lost! Looking at the tons of supplies in her space, Su Yunxi seems to see a better life beckoning her, but then, the original owner’s cheap husband returns. She thought he would side with his parents, but unexpectedly, he sided with her without hesitation. With the couple united, their lives become increasingly smooth, but Su Yunxi unexpectedly uncovers the secret of her own past…