"Recycled Brain" delves into a world where humanity has unlocked the ability to create custom life forms, including Pegasus or Dragon. The story follows Hayate Yamano, a guide in a unique "theme park" where visitors can interact with fantastical creatures. However, the idyllic setting is shattered when a group of cultists launches a surprise attack, sparking a conflict that threatens civilization itself. As tensions rise and hidden truths come to light, Hayate finds himself at the forefront of a moral and existential crisis. As civilization teeters on the brink of chaos, Hayate and his friend, Vine, must grapple with profound ethical questions and make decisions that will shape the course of humanity's future. "Recycled Brain" expertly blends cutting-edge scientific concepts with thrilling narrative twists, offering readers a thought-provoking exploration of the boundaries between science, ethics, and human nature. "Recycled Brain" is a must-read for fans of science fiction and speculative thrillers, offering an unforgettable journey into a world where the line between reality and imagination is blurred. Be prepared to be immersed in a riveting tale of adventure, discovery, and the power of choice. Takahiro Yonemura , born in Yokohama, Japan and lives in Osaka. He is the prolific author of another Japanese light novel "The Metallic Dragon and I" . Takahiro Yonemura graduated from Kinki University in Osaka and holds a PhD in Engineering. He is a part-time lecturer at a science and technology university in Japan.