That's Mary Alice Young, voiced 由 the talented actress, Brenda Strong. In the first episode of season one, we see her pointing a gun to her head. Her scuicide starts the entire show:D
she commited suicide because her and paul young had zach who was actually Mikes son with a rich woman, who was a drug addic.t....Somewhere along the line, zachs birth mum came back to claim zach but instead was muredered. A neighbour found out about what had happened and blackmailed Alice Young, saying, 'i know what 你 did, it makes me sick, i'm going to tell' so she killed herself.