The first season of Teenage Mutant Ninja Turtles is the first season of the series aired in syndication. At this point in the series, the Technodrome is located underneath New York City. Chronologically, this is the 5-part pilot episode, "Heroes in a Half Shell". New York City is experiencing a crime wave. Reporter April O'Neil discovers the thieves are ninja. As a street gang attacks April, she escapes into the sewers, where four big talking turtles defeat the thugs, and take April to their lair. There April meets their mentor, a rat Splinter, who tells her his backstory as the Japanese ninja Hamato Yoshi. As the Turtles and April investigate the streets for the thieves' origins, they discover a group of robot ninjas whose uniform Splinter recognizes as belonging to the Foot Clan. Before April can expose them, she's kidnapped by the Shredder. The Turtles race to free her.