Sign in with Invincible Cultivation, I Will Take My Wife and Children to the Fairyland

Mu Feiyang died in an accident, and his soul traveled through the True Spirit Realm to possess an orphan with the same name. After a year of fear, Mu Feiyang was thrown into the True Spirit Realm by the murder of the Empress of the Immortal Realm, landing right in his house. Unexpectedly, they had sex, and he was thus bound to the most powerful sign-in system, reaching invincible cultivation. Just when he thought he could fly freely from now on, another unexpected event struck: he became a father. Relying on the sign-in rewards, Mu Feiyang nurtured Little Cotton-Ao into a terrifying being in just four years. One day, when Mu Feiyang's system was upgraded, he also fell into a deep sleep. Little Cotton-Ao, missing her mother, sneaked out of the village. From then on, the True Spirit Realm exploded...