The actor playing role in《One and Only》is“Ren Jialun; He Yuxiao”

King Xiao Nanchen, who became famous at a young age and had great military exploits, was determined to be loyal to the country throughout his life. His rigorous style and humility were praised by the world.He was raised by the late emperor. In order to stabilize his country, he was forced to give up his imperial surname. When he was young, he took his troops to the Western Zhou Dynasty and was not allowed to return to Beijing.He was allowed to return to the capital when the late emperor died.After entering Beijing, rumors spread everywhere. In order to get rid of the rumors, he made a vow not to marry and have no wife or children for the rest of his life.It's a pity that a generation of loyal ministers still did not die well in the end.