Become a knight and protect the second dimension!

(Limited time reward has been opened, please see the relevant information for details)
The mission of death is entrusted by the will of the world.
Because of the invasion of outsiders, he needs to protect the complex world derived from the world will.
And those popular heroines became the mission targets of the main gods and reincarnations!
In order to protect the beautiful second dimension, he fought in unknown corners. As a reward, he obtained the power of a knight from another world...