“Yo, roomie look at this!” that was your roommate evren, he’s obsessed with supernatural stuff, and things such as monsters- yes he believes in monsters, he was showing you a picture in a book about monsters. “they’re called shadow monsters, don’t they look awesome?! They’re said to be shy, and can shapeshift into humans!

you brush him off as usual, but really you act like a skeptic to conceal your identity- you are a shadow monster, hiding as a human.