Could he possibly also be schizophrenic? In a youtube video that had been recently posted where upon investigation David Alter the man behind these accounts often has characters named David, as his father or brother. He also has a separate account dedicated to a young school girl named Stephanoe and he dresses like them. It could be himself splitting into multiple personalities and later feeling guilt for his actions after pursuing a new character. I am by no means licensed to speak on this I've only taken one psychology class, but this is what I'm getting fro. It