The plot revolves around a young man and a girl who have been friends for a long time. Lisa and Danny are united by a nervous system disorder that has resulted in insomnia. Both of them can't sleep and talk on the phone until late at night, trying to help each other cope with a series of astonishing surprises. Sharing their lives, dreams, and worries with each other, the young people gradually become closer. Soon, their relationship may reach a new level...