Fundamentals of Light is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

A boy was deprived of emotions and color vision in order to make him a shinobi. A stranger stretches out the hand towards him in the ruined village. His new life begins as the boy takes it...