Watch The First Slam Dunk for Free: How to Stream the Movie Online at 123Movies. . Shohoku's “speedster” and point guard, Ryota Miyagi, always plays with brains and lightning speed, running circles around his opponents while feigning composure. In his second year of high school, Ryota plays with the Shohoku High School basketball team along with Sakuragi, Rukawa, Akagi, and Mitsui as they take the stage at the Inter-High School National Championship. And now, they are on the brink of challenging the reigning champions, Sannoh Kogyo High School.