Hunting in the Apocalypse? From the Start, I Had Just One Dagger, and Now My Pocket Dimension Is Overflowing

Post-apocalyptic wasteland + contrast between rivals + there is a CP, but its identity is a secret + room to grow + hunting and leveling up After dying in the cultivation world, body cultivator Jiang Nanxu transmigrates to a wasteland world devastated by nuclear explosions. When she opens her eyes, she discovers her stepsister has been reborn. The woman steals her opportunities, ruins her reputation, and does everything she can to drive her to her death. To protect herself, Jiang Nanxu resolutely joins the strongest and most dangerous hunting team, carving out a place for herself in this brutal world! She unexpectedly activates a portable space and reclaims the inheritance her mother left her. After a bloody battle, she discovers that the crystal cores of mutated beasts can upgrade the space and help her cultivate! Even the wasteland can become a place for specialized cultivation! Her stepsister tries to frame her again? Jiang Nanxu uses her strength to slap her in the face! Her stepmother tries playing the sweet, innocent type? Sorry, the strong only need their fists to knock her teeth out! Her scumbag father tries to steal her credit? Then she'll use the world's cruel rules to teach him to keep his tail between his legs. Step by step, she takes back the fortune and opportunities that should have been hers, killing her way through the post-apocalyptic wasteland to forge a path to the heavens!