20 000 leagues under the sea science fiction

Follow the captivating journey of Ken Takagi, a high school baseball prodigy whose dreams were shattered by a devastating shoulder injury during a crucial match. After being forced to quit baseball and become a regular office worker, his life turns sour upon seeing his teammates compete on the professional level while he wallows in pain and self-pity. However, fate has other plans for Ken when he's granted a second chance, thrust back into his middle schooler self with a powerful ally—the Major League System. With a newfound opportunity to rewrite his destiny, Ken embarks on a quest to reclaim the glory he once lost. Armed with the Major League System, he navigates the challenges of adolescence, friendship, and the pursuit of greatness. As Ken strives to overcome the mistakes of his past and shape a future he can be proud of, readers are taken on an exhilarating ride through the world of baseball, where dreams are made and broken. Will Ken be able to rise above the setbacks, hone his skills, and fulfill his lifelong dream of becoming a professional baseballer? With the Major League System at his disposal, the journey is fraught with excitement, setbacks, and unexpected twists. This is a tale of resilience, redemption, and the pursuit of excellence—a story that will keep you eagerly turning the pages, yearning to see if Ken can hit a home run in rewriting his own destiny. Get ready for a thrilling exploration of passion, determination, and the unwavering spirit of a young athlete chasing greatness.