The Strongest Dark Horse of the Net King

Now that you have traveled through time and are reborn, live a different life! He is a born king, even in the world of tennis, he will be the king, reach the top and overlook all living beings. I am the dark horse, who should I photograph? Push all opponents and fight the dark horse to the end! Please collect it! Please give me flowers! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.