My Sister is Absolutely Not an Ordinary Person

Content Summary: This is a cultivation world where women are superior to men! On the way to pick herbs, Mumu saved an aunt who wanted to adopt Mumu. Thus, Mumu gained a soft, cute, and capable little sister. From then on, interesting stories began! "You... are you interested in becoming my master?" Gu Xi asked with a blush. "What will we learn, Master?" Mumu looked into Gu Xi's eyes. "Cult... Cultivation." Gu Xi was afraid that her brother would refuse. "Oh... but I don't think I'm very suitable, if you don't mind..." "So, brother agreed?" Gu Xi probed. "Hmm! I agree." Mumu nodded. The first day of cultivation! "Sister, can you not do this?" Mumu said with a flushed face. "Call me Master!" The sister smirked. "Yes~ Master!" Mumu unwillingly replied.