She is a young nurse in internship and her life is uneventful. One day, she was drugged by a classmate. She thought she was destined to fall into the trap of a tiger, but she was rescued by a man she had met once in the hospital. Unexpectedly, when she woke up the next morning, she sadly found that she was not out of danger. When a man whom she had only met once breaks into her life, will her world still be peaceful?