the title manga or anime maybe like this :
I was reborn as child with yandere mother who loved her husband and child excessively. however, i also loved my father excessively.
私は、夫と子を過剰に愛するヤンデレな母を持つ子どもとして生まれ変わった。それに、私自身も父を過剰に愛していた。
Watashi wa, otto to ko o kajō ni aisuru yanderena haha o motsu kodomo to shite umarekawatta. Sore ni, watakushijishin mo chichi o kajō ni aishite ita.