Task: Question Answering
Input (English): Context: Stepping inside , she slightly brushed Casey 's hand and Casey could feel goose bumps appear on her arm . Slowly , she closed the door , closing her eyes while wishing she could just switch of her feelings when it came to Olivia . She turned around and leaned against the door for a moment , watching her stay in front of the couch , looking at it with an uncertainty that was almost comical . 
Question: Why is did she get goosebumps when Olivia brushed her arm ?
Output (English): She is in love with Olivia and has a hard time hiding it .