My Daughter Went Missing from Kindergarten with Her Backpack – 15 Years Later, It Arrived at My Door with a Letter That Began, ‘Mom, You Won’t Believe Who Took Me That Day’

Fifteen years after my daughter vanished from kindergarten, her pink backpack appeared on my porch in a plain cardboard box. Inside was a letter that began, “Mom, you won’t believe who took me that day.” I had barely started reading when I noticed my husband’s face.