One of the stories in the film follows a young boy who loses his beloved toy and embarks on a mission to find it with the help of a kind-hearted station worker. Another storyline involves a woman who discovers a mysterious love letter in the lost and found and sets out to uncover the identity of the sender and the recipient.
Meanwhile, a man searching for a lost wedding ring finds himself questioning the strength of his marriage, and a teenage girl loses her phone, leading to unexpected consequences. As the various characters come and go through the lost and found office, their stories intertwine in surprising and heartwarming ways, ultimately showing the power of human connection and the unexpected ways in which lost items can lead to newfound understanding and connection.