Medichi Kyoudai wa Tsumitsukuri

Nicole's younger twin sister was a beautiful, bright woman who was loved by all. But she died leaving a son by a shipping tycoon, Rafe Medici. Three years have passed since then, and now an unbelievably gorgeous man, who shakes with anger, stands before Nicole. This is the first time she's met a man of the Medici family. After finding out about his child, who her younger sister secretly gave birth to, he comes to collect him. The rumors of him were true and he arrogantly tells her to quit her job in order to raise his child in Miami as a part of his family... (Source: Renta!)