Are there any novels where the male lead hides his identity?

Many novels had plots where the male protagonist concealed his identity, such as " Battle Through the Heavens,"" The Selection of the Heavens,"" The Master," and so on. The male protagonists in these novels usually hid their true identities and gradually grew up in adversity to become powerful characters. The plot of the male protagonist concealing his identity would usually attract the interest of the readers and make them pay more attention to the growth process and mental journey of the male protagonist.