Spider-Man: Itsuwari no Aka

Yu struggles in his new high school, performing poorly in class and having trouble making friends. His life takes an unexpected turn when he discovers a discarded Spider-Man suit in an alley. Wearing it is initially exciting and gives him a sense of purpose, but the situation becomes more serious when dangerous foes emerge. Yu soon understands that he is unprepared for the challenges that come with the costume. With the actual Spider-Man absent, however, the city faces a crisis and requires a hero to step in.