How to explain it? The couple had a happy relationship and loved each other, and yet, having just moved into a fabulous Grade II-listed country house in Cornwall, found that suddenly they were plagued by terrible arguments.
The smallest things could provoke them and, for the first time in their married lives, almost every night they rowed.
Something else was odd. When the arguing cooled, they both felt a strange atmosphere within the house, like a cold, dull fog wafting into the corners. The whole thing was deeply unsettling and was starting to impact their relationship.
So they called me in.