A Daddy in the Apocalypse, Starting with the Zombie Emperor as His Servant

[The end of the world + system + daddy + son-in-law + decisive killing + passion] Catastrophe, rampant viruses, rampant zombies, human beings huddled in bases, struggling to survive, lack of supplies, social order almost collapsed... Yuan Chen, a father-in-law who was chased into the restricted area, unexpectedly awakened the talent of mourning, turned on the system's golden finger, and became the master of Lost Ridge, thus starting a story of revenge and hegemony... However, at a critical moment, something strange breaks out, zombies besiege the city, the culprit of the disaster appears, and humanity is once again on the verge of extinction... Yuan Chen raised the banner, shattered the conspiracy of the ghost train, caused havoc in the Devil's Desert, and destroyed the Stormy Sea...