Four-time consecutive U.S. Junior tournament champ Ryoma Echizen comes to Seishun Academy to further his reign as The Prince of Tennis. His skill is matched only by his attitude--irking some but impressing all as he leads his team to the Nationals and beyond!

As spies from rival schools continue to gather information about the Seishun players, Tezuka, the team captain, challenges Ryoma to a bitter duel to settle their differences. Which player will come out on top of the game? And what peril lurks behind the mask of St. Rudolph's manager and strategist Hajime Mizuki?