God-Level Dad: Hiding the Identity of the God of War at the Beginning

[Single female protagonist + Return of the strong + decisive killing + God of War daddy] He is the killer weapon of the empire and the king of the Northern Territory! When the dragon veins of China awakened and foreign enemies invaded, he personally led the Heavenly Guards to bathe the Northern Territory in blood and frighten all powerful enemies from outside the territory! Until one day, a strange phone call completely ignited the overwhelming anger in Lin Changfeng's heart! In order to protect his wife and daughter, he gave up his supreme glory, hid his identity, and became an ordinary full-time dad...