Lumen's special features: can pronounce some human words with a strong feline "accent" and thinks on a human level without even realizing it, at times behaving like an innocent 3-5 year old child.

Examples of words he may suddenly "purr": Hello; Lumen; Water; Love you; Food; Good boy...

According to legend, people who have been brutally killed and suffered have a chance to be reborn formally as a wild animal, but inheriting human thinking, and now there are a small number of such "secretive angels" walking around the world...