A Fool Cultivates Immortality: Starting from Protecting Senior Sister

[No system + pure cool writing + many beauties + fast pace] The husband is incompetent and the senior sister is in trouble. Lin Tianshu, a fool in Qingfeng City, was deceived into practicing a secret method to collect yin and replenish yang! Unexpectedly obtained the supreme inheritance of the Chaos Tower, sitting on a beautiful woman, proud of the ancients! Until the senior sister blushed and spoke from the bottom of her heart. Lin Tianshu scratched his head. Senior sister, actually I am not stupid anymore!