A routine school day turned into a mother's worst fear when she was informed that her seven-year-old daughter Alex had gone missing.Speaking to AsiaOne on Tuesday (Feb 3), Angel Liu, 43, recounted the trauma she went through on Jan 28 afternoon after her elder daughter Andrea, 10, called her with the news.But an act of kindness by a stranger ensured that Alex reached home safely, but not before Liu, a mother of two, endured more than three hours of agony and despair.«I was at work when I received a call from Andrea. She was crying when she told me that that my younger daughter, Alex, had gone missing,» said the financial adviser.«It happened so fast that I didn't really have time to process it. I just knew that I had to find my daughter as soon as possible because something might have happened to her.»Liu added that both her daughters attend Ngee Ann Primary School and it is their usual practice to meet after class before heading home in the Joo Chiat area, typically arriving by around 2.30pm. Read more