Battle Through the Heavens: Reborn as the Beloved Ancestor, I Take Tang San as My Disciple

[Free] It takes fifteen years after being born into this world for her to remember that she transmigrated as Xiao Yan's ancestor, Xiao Xuan's younger sister. After awakening the memories of her previous life and bringing along secret immortal cultivation techniques from that life, she realizes she may have come here to crush everyone with her superior knowledge. She thought she'd just coast through life, but it turns out she's the real powerhouse. Hoping to become a slacker by relying on her brother, she is horrified to discover that the little boy she flirted with is the major villain who will sacrifice everyone. The various planes of the Great Thousand World are invaded by evil clans. Even the Battle Through the Heavens World isn't spared. From Battle Through the Heavens to Martial Universe, who is that guy with the trident they call Third Brother? It turns out the Douluo world is part of the Great Thousand World too.