Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: The Apocalypse has hit our gym and it's  nothing what I thought it would be...\n\nEveryone is wearing vests! What if it's contagious? #afraid
This tweet contains emotions: 
fear