Two boys are searching for their place in a world not made for them. They roam the neighboring corn field looking for somewhere to settle, deciding to occupy an empty rooftop in order to fill it with their curiosities, dreams and memories. It is an elegiac contemplation on friendship and solitude.

跋扈又重义气的小霸王YAMAHA三进三出少观所，年幼的跟屁虫弟弟仔因为遭受家暴反而在少观所得到归属，沉默又神秘的菜鸟筌仔身上背负着重罪，三名少年在冬季的跨年夜里成为少年观护所内的室友。 想做老大的YAMAHA试图照顾身边所有人，三人在所里关系越来越要好、越来越适应，他却也发现大家越来越离不开监所的轮回。