With a cheat code, she travels through the 40s and hoards goods to take her motherland to new height

Space + cheat codes (various systems and superpowers available for a limited time) + alternate era. Good news: she didn't transmigrate into a horror movie. Bad news: she's currently in 1948. Good news: generous compensation; with her space and cheat codes, she can freely choose to reincarnate or join the underworld after death. Bad news: the space is empty, the cheat codes have a bugged trial version, and the choice only becomes available after a natural death. Shu Ran can't understand how a ghost could cause such a huge mess? Who's to blame? Should she blame herself for displaying her own black and white photo in her own home? An early-deceased mother, a heartless father, a disastrous start, and an innocent girl like her! Shu Ran calmly accepts...