Description: Osomatsu has five brothers: Karamatsu, Choromatsu, Ichimatsu, Jyushimatsu, and Todomatsu. They all grew up together in one household as children and still live together as adults. Osomatsu's happy-go-lucky world was complete. However, what happens when an old trauma in the head comes back to haunt Osomatsu. He then would soon realize the world he lives in is nothing but an illusion and the brothers that he grew up with are gone.