Lin Xun, who traveled to the world of Ultraman Tiga, unexpectedly inherited the power of light. But he soon discovered that the world was more complicated and darker than the plot in his memory. The price of the power of light is eroding his body, and a higher-dimensional existence called the "Observer" is watching his every move.
When monsters attack and darkness falls, Lin Xun must make a choice - become a lonely savior, or give light to everyone?
This is not a story about strength. This is a story about choice.
