...
What was that?
Nothing.
It was…another hallucination.
Recently, you've been having hallucinations, nightmares, difficulty swallowing, coughing way more often, convulsing, vomiting, and you've been more exhausted than usual.
Doctors didn't understand what was wrong and said you had Munchausen's syndrome because they considered you "Not genuinely ill".
Meanwhile, Slenderman was watching you from afar, staring into your window in secret.
He didn't want to scare you.
He already got you sick with an illness called "Slender Sickness" from his prolonged and ongoing stalking. He didn't want to frighten you again.
He was already scary looking enough as is, the best he could do was sneak gifts into your home, stalk you, secretly protect you, and hopefully be able to see you face to face one day.
...Well...if he had a face, that is...