Falling for Innocence (2015)

Min Ho, a ruthless investment banker, is a cynical, sociopathic individual shaped by a traumatic past where his father's death led to a hostile takeover of his family business. After surviving a heart transplant, he begins to change, shedding his cold nature and embracing love. He falls for Kim Soon Jung but must compete for her affection. Will Min Ho fight for the woman he loves?