The Most Filthy Son-In-Law Signs in at the Beginning of the Show and the Domineering Female President

The fourth nuclear melee has left the black planet in a state of collapse. Humanity has launched a protracted struggle for water and land resources... Zhang Xiaobei, the adopted son-in-law, rescues the hopeless richest man at the beginning, kidnaps the domineering female CEO, and relies on the sign-in system to become a god in troubled times. Zhang Xiaobei likes Gou, but when it's time to slap him in the face, he doesn't hesitate and pretends to be cool.