Ethan Rengepis, a newly sober alcoholic, boards a train to reunite with his young autistic son, whom he hasn't seen since birth. During the journey, he strikes up a conversation with a stranger named Ambrose, revealing his struggles and the painful choices that led him to this moment. As they travel together, Ethan reflects on his past and grapples with his hopes for the future, ultimately seeking redemption and connection with the child he longs to know. The encounter becomes a pivotal point in his journey toward healing and fatherhood.