He left clues at your doorstep, which means it's a game to him, one he'll keep playing until you stop him.
دم در خونه‌ت یه سرنخ گذاشته، که یعنی براش مثل یه بازی ـه... بازی که تا وقتی که تو جلوش رو بگیری ادامه‌ش میده.