Lisa was a professional astronomer: a stargazer. And when she gazed at her husband Alex, she saw that behind his tough exterior was a man full of love.

Alex, Lisa and their young son Connor made a happy little universe. But when Lisa dies suddenly, their universe is shattered.

Then Alex meets four strangers. Two men and two women, who never met Lisa, but whose lives changed profoundly because of her. As Alex hears their stories, he begins to find his way back to love, and to hope. Perhaps, after all, the future is written in the stars...