On the world's strange blue crystal sea, Leon leads a group of partners with different personalities. They ride on the magically modified adventure ship "Light Chaser" and travel through the mysterious ocean full of mysteries, strange islands and undercurrents. Every adventure is accompanied by the joining of new partners, the test of friendship, hilarious mistakes and thrilling crises. Under multiple tasks, team members continue to discover themselves, repair the past, and form deep bonds. In the final storm of fate, all story lines converge, and everyone works together as a team to complete self-growth and face the ultimate challenge.
