Tazuna Takatsuki

Tazuna Takatsuki is a high school student with a deep passion for mechanical repair and engineering. His life takes an extraordinary turn when a chance encounter at a university research facility leads him to clasp hands with a mysterious girl named Koyori, transporting them both into a supernatural dimension known as the Ziggurat. Awakening as Hand Shakers, Tazuna dedicates himself to protecting Koyori—whose very life is bound to their connection—by throwing himself into battle after battle, driven by an unwavering resolve to stand before God and see his wish fulfilled.