Itsuki gets out of trouble with the help of Kotoko Teshigahara, despite facing many troubles.

Finally, business using is about to begin, and inside the tree, the plan to take down Ammonkai is steadily in place. However, it was still far from a sure' method, and it was obvious that if the Umonkai became serious, everything they had built up would crumble in an instant in front of their overwhelming power.

One more reliable method──

Itsuki struggles to gain the strength to fight back. Eventually, Itsuki approaches Meryl Hathaway, a mysterious girl who was with Kotoko, despite knowing the risks, and attempts to make contact with an overseas organization.

Amidst the confusion between the two organizations conspiracy tactics, a ray of light was discovered. Will the tree be able to grasp the light?