Drew’s father had built this treehouse several years ago, intending for his younger sons to play in it. However, every time Cadence and the rest of their group came over, they almost always found themselves climbing the rope ladder and lounging around in the top of the oak that spanned most of the width of the back yard. Even today, though it was a bit chilly and beginning to mist, the treehouse was the place they went to automatically.

Taylor and Sydney were leaning against the ...