Cultivation of Immortality: Suppressing the Heavens by Lying Down

"Senior sister's self-respect" + "Sweet pet" + "Lie down and upgrade" + "Pretend to be slapped in the face" + "Black-faced" + "Easy and funny" + "IQ online" + "Empress" + "Suppress all heavens and worlds" Good news: time travel Bad news: My health is average and I will get sick at any time. Good news: The system has awakened and seems to be able to suppress all worlds Bad news: It's a flat system, and it's not reliable at all to rely on flat upgrades...