Yi Shuihan and his sister Yi Chuchu found themselves in a post-apocalyptic world, reincarnated into their 18-year-old bodies. While exploring a terrifying secret room, they stumbled upon a mysterious transaction, only to be silenced by an unknown assailant. Fortunately, the Rejection Star Alliance intervened and saved them. Through this encounter, Yi Shuihan discovered that he had been activated with an energy item, necessary for his sister's survival. This prompted him to join the alliance and battle star beasts in order to obtain the item. His journey not only unveiled secrets about his life and his rebirth, but also allowed him to uncover the truth behind the strange conspiracy.
