Touya Mikanagi – författare

The battle at the base of the Mermerai mountains draws to a close following the entrance of the silver-haired Yogi. However, even after the trouble ends, Silver Yogi refuses to revert to Yogi's normal self! And aboard the 2nd Ship, Nai awaits Gareki's return...Later, a visitor turns up at Uro's door-Azana. Though his thoughts have remained with Dr. Akari, Azana has been working under Uro to further his research on Varuga. Meanwhile, back on Hirato's ship, Karoku reveals a shocking truth about the mysterious notebook he left behind in the Rainbow Forest. What secrets do its pages hold...?!

Nai and the crew of the 2nd Ship head for the metropolis of Vantonam, with 1st Ship's Jiki on board under Captain Tsukitachi's orders. The group takes some time off to enjoy the city, but while browsing the Nyanperona Shop, they are called out by a young boy, and...?! Later, Nai receives a secret communication with a dire message from Karoku as Circus begins planning an attack upon the "Smoky Mansion," where Karoku says he is being held. After the fierce battle ends and the dust settles, what truth will await Nai and Gareki...?!

When Nai's bracelet mysteriously reactivates, he and Karoku find themselves transported to the wilds of an unknown land. Worried, Gareki requests a leave of absence from Chronomé Academy to join in the search for Nai and is forced to make a difficult decision concerning his future...

At Yanari's party, Nai and the crew deepen their friendships and experience the warmth that comes of supporting and encouraging one another. Upon their return to the 2nd Ship, Gareki is summoned to meet with a stranger, who has come aboard disguised as a tree...?!But back at Chronomé Academy, Kafka launches an attack, sending a swarm of Varuga to lay siege to the prestigious school. And when Tsubame attempts to protect her friends...she ends up a hostage herself! With Gareki back on board the 2nd Ship, who will come to her rescue?!

Gareki comes face-to-face with the silver-haired Yogi in the darkened halls of the ship. Despite his attempts to get to the bottom of Silver Yogi's enigmatic words and to discover the truth behind this personality, Gareki is instead drawn into a dangerous game...

Gareki’s desperate search for Nai is finally over! But his troubles have only just begun—Nai’s fleeting appearance is accompanied by the other Karoku and his behavior is anything but normal. When he vanishes through a mysterious portal after leaving Gareki with a cryptic question, Gareki’s burning desire to save his friend pushes him to follow. Meanwhile, Hirato’s investigation into Kafka’s presence in the Allonga village is interrupted by a strangely familiar face…

Kafka’s hidden passageway has been found! Circus agents Eva and Hirato attempt to sneak in so they can shut down Kafka operations, once and for all. Meanwhile, Eliska is desperately trying to save Nai from certain death at the hands of Uro—even at the cost of her own life...

Nai -- a young man who travels in search of another by the name of Karoku, a lone bracelet his only lead. Gareki -- a willful young man who earns his daily bread by thieving and picking pockets. Thrown together at an eerie mansion, where they are entrapped and framed, Nai and Gareki are soon hunted down as criminals by national security forces. As they are driven into a corner, before them appears the most powerful defense agency in the country, "Circus"--!! -

Yogi reclaims control over his body and returns to Circus's ship, along with his long-lost sister Mieux-Marie, but many difficult choices await the two of them. And Karoku's memories of the time he and his mother spent in the Rainbow Forest after fleeing their hometown of Karasuna provide insight into Nai's origins...

With Karoku’s past explained, the origin of Nai is revealed at last! But the mysteries surrounding Nai have only deepened. Is the enigmatic voice guiding Nai actually Karoku’s father Nisu? Or something…more sinister?