Mecha-ude

A high school student leads a normal life until he encounters a powerful mechanical arm called "Mecha-ude." After an unusual incident, the arm begins residing inside his hoodie, leading to a series of chaotic events. As the boy trains and grows closer to his "Mecha-ude," they meet others with their own unique mechanical partners. One girl, in particular, possesses two "Mecha-ude" that emerge from her skirt. She contrasts the boy in personality but draws him in over time. Meanwhile, they face other users seeking the origins and secrets behind the "Mecha-ude."