"She only found out it was to SDCC when the paperwork trail started. They had initially thought the woman was an investor purchasing for herself"
If an individual buys a house with a Shared Ownership loan from the Council, then the legal purchaser will be the Council, but for practical purposes, the new house owner is the Shared Ownership applicant. However, it is hard to see how someone holding herself out as an investor could be on the Shared Ownerhsip scheme.