Kat confronts her tormented past in EastEnders

(Image credit: BBC/Kieron McCarron)

Kat returns to the convent at which she gave birth to Zoe on EastEnders

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Guy Levy)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Jack Barnes)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Kieron McCarron)

(Image credit: BBC/Jack Barnes)

(Image credit: BBC/Jack Barnes)

(Image credit: BBC/Jack Barnes)

(Image credit: BBC/Jack Barnes)