Seo kang runs the fantagio orphanage. Ong seongwoo lives in there with his three brothers. Minhyuk, Myungjun, and Eunwoo. Seo kang lost his wife at an early age, and as a result he makes a orphanage to help kids who have lost significant people in their lives, in which he remembers his past as an orphan. he tries his best, but sometimes things don't work out. So he decided try to put everyone in homes before the orphanage shuts down. He does, but no one wants ong and his brothers because they all want to be adopted together. In the end, ong and his brothers end up adopted by seo kang himself. Here are some things that happens in the kang household.