A young swordsman from a foreign land used a secret method of eye magic in an unprecedented battle, and was sent to the 21st century, which is famous for its technology, by a mysterious force. Luo Yu came to a whole new world. In this world, he found his lover and his brother, in order to protect the people he wanted to protect. He embarked on a path that did not belong to him. Since then, he has truly realized everything the night has brought to him.
The night is used to cover up all the dirty people or things in this world. It turns itself into a black shape. For some people, the night is a time to rest, while for some people, the night brings them a completely different world of life.