After her love affair with a married man ends, Mei-Ya decides to head overseas to find her mother, whom she hasn’t seen in many years. In Japan she meets An-Te, a man who dreams of searching for a mother he never knew in the first place. The two pair up and travel to the ancient city of Dali in Southwest China, where the issue of their missing mothers takes on renewed urgency.

Abandoned by her parents in childhood, Lien Mei-Ya pours herself into perfectionist pursuits, but can never escape the feeling that she is searching for some kind of redemption. When a secret love affair turns sour, she decides to travel to Japan to track down the mother she hasn’t seen for years.

Hsieh An-Te is a bastard child, the product of his father’s illicit affair with a prostitute while working in China. Now, he obsessively scans street view images online, fantasizing that one day he will stumble upon his missing mother.

After a chance meeting in Japan, Mei-Ya and An-Te discover they both are hoping to visit Dali, an ancient city in Southwest China. For An-Te, it is an opportunity to locate his mother. For Mei-Ya, on the other hand, it is a chance to walk in the footsteps of the woman she has been stalking on Instagram – the wife of her ex-lover.

When two grown children go searching for their lost mothers, paths cross, intertwine, and suddenly disappear without a trace. What decision does each make when they encounter a crossroads? When travel becomes a journey, when wandering finally becomes a search, will they find what they are looking for? Will it be possible for them to return home less encumbered than when they began?