The world of tennis is harsh and highly competitive. Numerous schools from Japan battle it out to determine the best of the best. Seishun Gakuen Junior High School, more commonly known as Seigaku, is one of the most prominent contestants in this battle of the finest. Their team line-up gets even stronger with the sudden arrival of a young prodigy from the West, Ryouma Echizen, who is determined to prove himself and escape the towering shadow of his legendary father. This fine addition changes the team forever. Prince of Tennis follows the heartwarming and inspirational story of Ryouma on his quest to become one of the best tennis players the country has ever seen. He pushes himself hard so that he can one day surpass his father’s name and his own personal expectations. Alongside the rest of the Seigaku team, Ryouma fights to make his and his teammate's dreams come true.

Demonic activity worldwide has significantly increased due to the involvement and corrupt practices of the Illuminati. To combat the unnatural influx of demons, the Vatican Headquarters decides to hold the annual Exorcist Certification Exam early and allow for as many exorcists as possible to take up the mantle. Straight from the Vatican, one of the most powerful exorcists, Lewin "Lightning" Light, arrives at True Cross Academy to help prepare the students for the exam. The ease and mastery with which Lewin performs exorcisms quickly impresses Ryuuji "Bon" Suguro, who has lost his ambition to continue his studies, and Lewin surprisingly accepts him as his apprentice. Amid the worsening situation, twin brothers Rin and Yukio Okumura are sent to locate the recently missing exorcist Shura Kirigakure, who seems to be chained to a decades-long contract with a powerful, immortal demon hiding in Aomori Prefecture's dangerous, snowy mountains.

Based on the one-shot manga .

After fainting at work, a young lady awakens in the back room of the café she works at with no memory of her life or those around her. Two of her friends, whom she soon learns are named Shin and Toma, are called to help her get home safely. Once she is alone, she meets a spectral boy named Orion that only she can see and hear. He explains that she lost her memories because of his chance visit to her world, so he vows to help her remember who she is. However, regaining her departed memories without worrying those around her may be more difficult than she realizes. In addition to the gloomy Shin and the protective Toma, she must be wary of arousing the suspicions of the captivating Ikki, the quick-witted Kent, and a mysterious man who lurks in the distance. As her amnesia entangles her in the lives of each of these men, her fragmented memories return piece by piece, and the mysteries of her circumstances slowly come to light. [Written by MAL Rewrite]