Min Ho Jun is the heir to his father's business, but there are those who believe he can't take on the job. His father decides to prepare him for the position and he is suddenly faced with the daunting task of winning over a board of directors as well as working with a man he doesn't trust.Min Ho Jun He is the heir to Hanje Group. When the three friends he trusts leave Seoul for a year, he is left to face the daunting task of leading Hanje Group alone. His father orders his Chief Executive, Young Jae to help him adjust but they clash at every turn.Young Jae KimHe works for Hanje Group. His job is to make sure that Min Ho's father gets what he wants. Until he is ordered to work with Min Ho, the spoiled rich brat from hell. Love finds these two men in the most unexpected of ways. That Dog, Young Jae is about a journey of growing up,making choices and holding on to love.