"Achoo!"

"Carol, did you catch a cold?" Rachel passed by Caroline and grabbed a blanket from the chair. "Here, put this on."

Caroline thanked her and took it, rubbing her stuffy head. She'd been having insomnia these days, which clearly affected her immune system - even sitting in the air conditioning for a while made her feel unwell.

She managed to hold on until work ended, then slumped drowsily on her desk.

"Carol, let me take you to the ...