A kid moves to the countryside he doesn't want to be in, afraid his missing mother won't find him, and discovers lure fishing instead of looking for her. That's the entire show. A boy grieving in disguise, learning that sometimes what saves you doesn't look like salvation at first, that the act of waiting can become something else entirely. Every cast and retrieve is him saying yes to being somewhere, even if it's not Tokyo. The show costs you nothing but time and gives you a reason to care about bass fishing in ways no other anime even tries.
Musashi's mother disappeared three years ago, and he's convinced she'll return. When his father moves them from Tokyo to a quiet countryside village, Musashi's world shrinks. Then he watches a stranger cast a lure into the water with perfect precision, and something clicks. The man teaches him everything about bass fishing, revealing that Musashi's grandfather was a legendary champion of the sport. Suddenly fishing isn't just a hobby, it's a thread connecting him to the family he's lost. With natural talent that borders on supernatural, Musashi begins chasing fish across the globe, determined to master every technique and conquer every fishing ground. Each tournament becomes a chance to prove himself, each catch a step closer to understanding his mother's absence. The road stretches ahead of him, filled with rival anglers, exotic waters, and the quiet promise that dedication might bridge the gap between who he is and who his family was meant to be.