Classify the emotions found in the tweet "@EtherealMystic_ - felt like he couldn't control — and here she was, giving so much of herself, selflessly pleasing him. His groans were -". Select from the following: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If the tweet is emotionless, reply "neutral or no emotion".
neutral or no emotion