|Edition: ||UK (standard hardback)|
|Released: ||April 2003|
San Francisco 1967. A place of love and peace as the hippy movement is in full swing and everyone is looking forward to the ultimate festival: the Human Be-in.
Summer, however, has lost her boyfriend, and fears him dead, destroyed by a new type of drug nicknamed Blue Moonbeam. Her only friends are three English tourists: Ben and Polly, and their mysterious guardian and friend the Doctor.
But will any of them help Summer, and what is the strange threat posed by the Blue Moonbeams?