Emma Knight is deeply concerned for the future of her brother, who's lived in the home for 30 years, and her uncle who uses its day service, after the closure was confirmed last week.
She believes the reasons given - which include falling numbers of residents - don't stand up.
Emma will be presenting her evidence to Hugo Swire, the MP for East Devon.
How Torbay Hospital bosses are tackling 'risks'
Poor state of buildings impacting staff and patients
RD&E and North Devon hospital waiting times slashed
It's still one of lengthiest in the country
Bus service changes leave villagers in North Devon stranded
Petition started to reinstate former direct route from Barnstaple to Exeter
Demand for action over Teign sewage spills
'This represents a risk to health for residents and visitors'
Cyclist critically injured in Sidmouth
Man, 20s, airlifted to hospital
Council owed £4 million by its own housing company
But it won't sell Mary Archers for student flats
