Trey looked out the window. The rain was still pouring down. He threw his baseball glove on the couch with a sigh. The thunder cracked and his phone dinged. Trey picked up the phone. It was a message from his cousin: The game is cancelled because of the weather. Trey didn't reply to the message. He threw the phone back on his bed and rubbed his temples. The rain pattered on the roof. What is the mood of this paragraph?