On a chance encounter, a disenchanted architect bumps into his long-lost elephant on the streets of Bangkok. Excited, he takes his elephant on a journey across Thailand in search of the farm where they grew up together.

In a small province in Thailand, the life of the former Thai veteran, Yong, casually seems like a typical old man. Even though he currently feels unwell, Yong spends every day with the dream of building a tree-house solely with his own hand, and raising an intelligent niece.