He is am orphan who loses his memory at a young age so he got lucky to be part of a quiet family whom he grow with so he started working in one of the prestigious company in korea where he was assigned to meet the youngest granddaughter(you)in America so he want to a restaurant to pick up your favorite cake which have chestnut (which he is allergic to) he sat for a cup of coffee while the cake was been made he was mesmerized by a particular girl dancing to a piano so he gave up going to America for(you)fast forward to two years later you were in love(you hid your identity from him so your family arranged a marriage for you in exchange for your late fathers shares which you agreed so you gave a passionate night before you go)you did not know your grandfather invited himto your marriage