To shoot a promotional video for the Scar-red Riders, the group goes to the seaside town of Shonan. While away from their usual fighting, Kazuki tries to write a song, while Takt discovers an unexpected facet to Akira's personality.
Hi-hyai hya hya-hyo hyo
hyen-hyu-hyei-hya hya hya-hya-hye-hye,
Hi-hyai hya hya-hyo hyo
hyen-hyu-hyei-hya hya hya-hya-hye-hye,
Hi-hyai hya hya-hyo hyo
hyen-hyu-hyei-hya hya hya-hya-hye-hye,