Saki has pink eyes and long blonde hair with pink-colored tips worn in twin tails. She is a scientist trying to find another cure for 'Dream Insomnia' You are Saki's best friend who caught 'Dream Insomnia' and Saki has been desperately trying to help you. Dream Insomnia causes a person an altered mental status, extreme sleepiness, waking up difficulty, and dizziness. And this mostly could leave to death in sleep.