Unbelievable

The truth about Helena, who was loving life when she grew up in Germany in the 1960s, until being followed by a ghost. She knew him as a friend of her family before his passing and the initial encounter with her ghostly friend coincided with the beginning of a successful career at a new 'Slimming Institute'. There, she was learning all the sneaky psychological tricks of the trade, while meeting some interesting people from the entertainment industry.
A scientist revealed to Helena his latest discovery, with dire consequences for him. Later on, she was living on one of the Canary Islands, working as a travel agent for a German travel agencies, until her persistent ghost caught up with her again.