God-Level Dad Sign-In System: Happy to Be a Dad at the Beginning

[Cultivation of Immortality + Time Travel + Daddy + Amnesia] Bad news: Traveling through fantasy, you are about to become a father at the beginning, but you are being hunted by the monks of the sect! Good news: The cute girl in my arms is actually the activation key of the sign-in system? Bite! The god-level nanny system is activated, and the nine-turn Xuanxian three-minute experience card is awarded! After crushing the card, Lin An's sword flashed across 30,000 miles in one thought, leveling the entire mountain gate with one sword! I thought I could take care of my baby and live happily ever after, but unexpectedly, the style of the system suddenly changed—— [Ding! Sign in continuously to unlock a new identity: the Holy Lord of the Demon Race! But who can tell me why my sweet and cute daughter blinked her big eyes and took out a... God-killing nail from her pocket?