Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: [ @TheChicMystique ] — hurting badly and that he can't just leave him like that. Angry and heartless. ]\n\nI promise you that I'll be back, —
This tweet contains emotions: 
anger, sadness