The Adventures of Alfie (aged 13)

Alfie is a thirteen-year-old English boy who has moved to Los Angeles after the death of his mother. He investigates and discovers various paranormal phenomena. 
From aliens to ancient curses, from cryptids to government cover-ups, Alfie and his friends are a new generation of flawed explorers seeking the truth and trying to find the courage to face the world of the paranormal whilst also confronting their own personal demons.
(Middle grade fiction for readers aged 9 to 14).