Kate and Gab are twins but have been separated when they were 3 years old. Gab is with his original parents who are rich and succesful while Kate has been adopted by her foster parents who are poor but happy with their life. Gab is the only child after Kate went missing. After the incident, his parents have been busy and have no time to spent with Gab so he is always alone or sometimes with his mates. On the other hand, Kate has a sister who has the same age as she has. Their family is a middle class but have been into alot of problems in life. Kate enrolled in University of California and Gab passed his exam there. The twins, who don't know they're twins, became friends and fell in love with each other. Will there be a happy ever after for both of them?