In the popular Netflix Series "You," you may have witnessed what is called obsessive love, or obsession. “Obsessive love disorder” (OLD) refers to a condition where you become obsessed with one person you think you may be in love with. Obsession is unhealthy and can play tricks on you, leading to very bad outcomes. If you suspect that someone may be secretly obsessed or in love with you, psych2go provides 7 subtle signs someone likes you a little too much