<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
What is the book Solar Anus about?
<|assistant|>
Solar Anus is a book by German author Ingrid Noll that chronicles the coming-of-age adventures of two young sisters. It focuses on family relationships, the transition to young adulthood, and the exploration of personal identity. The title is derived from a humorous passage in the book. 

Solar Anus follows the adventures of two young siblings, Annabel and Annette, as they move in with their aunt and uncle and attend boarding school. With the help of two new friends, the siblings embark on an adventure of self-discovery and independence as they navigate the trials and tribulations of adolescence. Through humorous and often-emotional stories, the book follows the characters as they navigate complex and difficult topics including sexuality, first love, parental relationships, betrayal, and self-confidence. The title of the book is derived from a comical passage in which Annette discovers an unexpected connection between stars, the sun, and her anus.