The Strictest Father in All the Heavens

A beast tide storms into the city. Zhao Xin, who transmigrated here and spent eighteen years in silence, finally kills an alien beast with his own hands for the first time, successfully activating the [Strict Father of the Alien Races] System. Well, what else is there to say? Beasts, are you ready? If I don't beat you into submission, I won't be your dad!!