The Summer Basketball League is a new event hosted by major sports organizations related to basketball to give young players the chance to showcase their talent on the biggest stage, with the main prize being a ticket to the NBA. The story follows a group of young men who reach for that coveted prize, but the journey is filled with sacrifices, intense training, and difficult decisions.

A story about a boy who lives in a world where people become adventurers in order to gain wealth and power, but the protagonist himself begins his adventure for a completely different reason. Through his journey, he will meet unique people who will help him or make it difficult for him to achieve his goal.

Overwhelming presence, fame, and status these are the traits that many used to describe the legendary Olaf, the Greatest Adventurer. Through Olaf's books, Dilo has embarked on a quest to uncover the mystery of where Olaf hid his most valuable discoveries. Using a combination of specific words from Olaf's writings, Dilo solves a long-standing puzzle set by Olaf himself. Now, guided by the clues, Dilo sets sail toward the island of Gekkajima, where Olaf is said to have hidden his so-called treasure.

Basketball. A sport of strategy, teamwork, and moments of individual brilliance. But what if... what if the game was stripped of its complex tactics? What if one player's sheer talent could dictate the entire flow of a match unshackled by rigid systems, driven solely by their skill? Some people dared to imagine it. And from that question, a new world was born the World Basketball Association, or as it's now known across continents, WBA. Their vision? To elevate the purest form of basketball: 3v3, where the court is tighter, the tempo faster, and every second offers a chance for one player to become a legend. The format exploded in popularity so fast, even the Olympic Games couldn't ignore it they officially adopted 3v3 basketball as a competition format. Now, the WBA stands as the ultimate proving ground.

An eighteen year old initiate, Gray, who possesses totem fluid within him, was offered a transfer to the capital headquarters due to the circumstances surrounding the countryside HQ where he had been stationed. After transferring, he joined the Shaman Corps and was sent on his first mission, partnered with another initiate named Dog as his teammate.