Will a delayed letter bring two people together?

Recently widowed, Serena Gray is dedicated to her nursing career and finds solace in her faith.
Months after a shooting takes her husband's life, a mysterious letter arrives that raises questions about his past.
She tries to forget the words scripted on the paper until a young patient has a brush with death, and recounts a vivid dream...something he could never have known.
When the past and present collide, will she risk happiness for the truth or keep the secret forever?