Makai Knight Raiga Saejima (Golden Knight Garo). As the Protector, Raiga hunts down Horror under the orders. Mayuri who wants to be helpful, grows flower at Raiga's place. Both of them were spending their days peacefully.
On one Full Moon Night, a White Masked Man named Shiroku appears in front of both. Shiroku attacks Raiga with his sword. The clashing two swords causes sparks. Because of Shiroku's magic, Mayuri gets lost in the Darkness of the Night. Raiga rides a strange Train while chasing Mayuri. Train's Whistle cuts down through the Darkness of the Night.
Will Raiga be able to take back Mayuri? and what is the aim of Shiroku?
Raiga Saejima who owns the Title of Golden Knight Garo enters into his Ultimate Test of his Life.
JAM Project continues to perform the theme song for Garo. This year they are going to perform the Ending Song titled "Raiga -Gekkou no Tabibito".