The Missing Mikaelsons

Klaus and Hayley had twins, Kol and Elena have twins, the mikaelsons thought that hayley and elena got killed and hope's twin and kols daughter got kidnapped but that wasnt true no matter how hard the mikaelsons tried they couldnt find them so klaus and kol gave up they pushed their missing kids to the back of their minds and focused on hope and kols son they eventually basically forgot that they even existed but the other mikaelsons didnt they are just scared of what klaus and kol would do if they mentioned them