Lucas has autism. Some things that for others are easy to do, for him are very difficult. Diana is her younger sister, but she has been raised with the responsibility of taking care of her brother, and they have always been very close. However, changes are beginning to happen that affect Diana's social life. She feels trapped between the desire to support her brother and the need to protect her own interests, friendships, etc. This book that hugs helps readers understand the challenges that people with special needs, and their loved ones, can experience.