My Cultivation Has Increased Dramatically for 2.1 Billion Years, and I Am Conquering the City

One day, female president Michelle Michelle picked up an ID card and found out that the invincible employee of her company was actually her fiancé! He punched the son of the plane, kicked the peerless genius, killed the god when the god blocked it, and killed the Buddha when the Buddha blocked it, causing the city to be in turmoil. When she thought she was close to the truth, she discovered that the truth was far more complicated than she thought. "His cultivation increased by 2.1 Billion years overnight?" "The world's most powerful man with two thousand revolutions of skill are all his brothers?" "Have you ever killed a god twice?" Michelle is so dizzy, who is her fiancé?