This just seems all-round dodgy to me! But perhaps it's not...
Contentious and intimate subject.
OP commented only twice.
www.mumsnet.com/Talk/am_i_being_unreasonable/4154593-Mixed-weight-relationship
Posting history is short but has an impressive roster of touchstone issues - boarding school, gay/transitioning teen, teen daughter with possible ASD/NPD. Other stuff.
Hope it's not, obviously.