Why is he so tempermental with me?

so this boy im friends with in school can be nice but i noticed when we get to close friends he starts being really moody and then i stay distant and only talk a little he's not moody and nicer... but I've made sure to just not talk to him now he has been looking and staring at me with a sad look like he wants to talk i really dk anymore pls try explain this thanks

Why is he so tempermental with me?
Post Opinion