What Once Was Lost — A.M. Leibowitz

When their son goes missing on a camping trip, Brook and Casey are given a chance to make amends for their past mistakes with each other.

Following a volatile break-up with his partner, Casey has been raising his son, Ryan, mostly on his own. While Ryan is on a camping trip in the Adirondacks, Casey and Brook make another attempt to work through their differences, with disastrous results. But when Ryan and his friend disappear in the mountains, Casey and Brook travel together to find him. The tension leads to an opportunity to listen to each other, reconcile their history, and recover the love they once shared.