City of Heroes

Hiro Hamada, a talented robot inventor, tragically loses his brother Tadashi. Struggling with the loss, Hiro repairs the medical robot that Tadashi built, which begins to care for the boy. In an effort to understand the reasons behind the fire that took his brother's life, the hero, along with his loyal friends, forms a team of superheroes ready to confront evil — a man in a Kabuki mask.