disa refuses to admit to the sexual abuse she has been subjected to, even when she is told that ken would be imprisoned for a long time if she did. however, she does confide in kathy beale (gillian taylforth) through the samaritans. kathy helps disa to find the courage to tell her mother, sandra, that ken had forced both her and her younger half sister to have sex with him, and that he is the father of her child. sandra refuses to believe her daughter at first. she hits disa and accuses her of lying, before breaking down and accepting the truth. sandra makes disa visit ken in prison so she can see his response to her accusations. while there, a repulsed disa confronts ken about the sexual abuse she had endured since the age of 12. disgusted, sandra informs ken that she and her children will be testifying to this in court, to ensure that he is locked away for a very long time. sandra then takes disa and jasmine back to sunderland, tyne and wear to live with her. disa's last appearance is in february 1991.