So... the characters in this book are same as original book, some new characters would be introduced further in the book...
So in this fan-fiction.... Jay and Keifer are childhood best friends because Jay's father(Jashfer) and Keifer's mother (Serina) were best friends so... the children also used to meet a lot.... here keifer is single child he has no siblings and his mother would be alone because she escaped with keifer..
In this book when jay and keifer were 9 years old they build a company together which is called as K&J enterprise(bigger than watsons and marianos) and keifer and jay are future CEO's of Watson Corp and Mariano Empire which is equal in strength...
But no one knows about their own company K&J enterprise...
So... in this book after the incident happened where Jay and Aries were kidnapped by Aries father... jays real father came and took her to NYC and cut all her connections from Phillipines. KYAP is also broken... but after the accident percy was alive and his mother is receyy and Jay knows whole story and she knows Percy is her step brother...
Now condition is different in NYC there are threats for Jay so she is send to Fernandez house in Phillipines... where she does not know she was going to cross paths with her best friends... then they are never letting each other go...