' Good girl ' writer Robin Rinaldi , meanwhile , was with Scott Mansfield since 1990s . decided to take lovers and pursue ' open marriage ' for a year . Had planned on going back after 12 months of casual sex . But she fell in love with one of the guys and now lives with him instead . Appeared on sunny 's This Morning to tell her story .
'Good girl ' writer Robin Rinaldi , 50 , was with Scott Mansfield since 1990s . Decided to take lovers and negotiated 'open marriage ' for a year . Had planned on going back after 12 months of casual sex . But she fell in love with one of the men and now lives with him instead . Appeared on ITV 's This Morning to tell her story .