23-year-old Courtney Brierley has pleaded guilty to the manslaughter of Michelle Pearson, who died 20 months after a fire at a house in Walkden.
She admitted the charge via a video hearing at Manchester Crown Court. She will be sentenced at a later date.
Michelle Pearson was hospitalised after the arson attack at their home that killed her daughters Demi, 15, Lacie, seven and Lia, three and son Brandon, eight died.
She never recovered from her injuries which included seventy five per cent burns and died in July last year
Zak Bolland, 26, and David Worrall, 28, are due to stand trial next Monday, charged with Michelle’s murder
