My Mile High Billionaire Obsession - Dramabox

Aaron's younger brother impersonates him to date and gets engaged to Harper—just to trick her into donating a kidney to the girl he really loves. Heartbroken, Aaron leaves the country for three years, believing Harper chose his brother. But just as Harper is about to go through with the donation, Aaron returns and uncovers the shocking truth. This time, he’s determined to win back the girl who was always his.