Blade, a boy from Earth, loves basketball. A chance to win was presented to him. He took it, but unfortunately he still lost. Although he lost the game, he discovered his "basketball spirit". With the help of the basketball elves in outer space, he continued to strengthen his "spirit" and began to lead his comrades to fight in all directions. However, the evil force of outer space also found Blade's "spirit", and a life-and-death battle began on and off the basketball court...