Sign Gene: The First Deaf Superheroes

Sign Gene: The First Deaf Superheroes is a 2017 superhero film written, produced, directed and starred by Emilio Insolera. The story revolves around a deaf agent, Tom Clerc, from New York City who is a carrier of a powerful genetic mutation. He is sent to Japan with his colleague, Ken Wong, to investigate crimes believed to have been committed by Japanese deaf mutants. The film's characters, both villains and agents, use sign language as their superhuman powers. The film also stars Carola Insolera, Ben Bahan, Hiroshi Vava, Humberto Insolera and Noboru Kuragawa.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.