An ordinary high school girl accidentally transmigrates to a world of cultivation. In an era of war between immortals and demons, with corpses covering the land, countless dangers and opportunities await. Through her remarkable intelligence and self-reliant nature, high schooler Su Yi repeatedly escapes peril and eventually inherits the legacy of an Imperial Daughter. As time passes and conflicts arise, she gradually uncovers the truth of this world. She activates the passage through time and space, unlocks the Eternal Lock, and crosses countless eras, journeying step by step into the past, present, and future. Along the way, she confronts ever stranger darkness and enemies. Across countless eras, Su Yi comes to understand the truth of each age and the rise and fall of civilizations. Yet deep in her heart, she always believes that true love is eternal, able to cross countless eras and last until the final moment when their lives burn out.
