Hey guys, I'm looking for this novel about two sisters, one sister came from the future back into the past and the other sister got reincarnated in a novel, the mother favoured the sister who came back from the future but hated the other sister because when she was giving birth to that sister she almost died, because the sister from the future ran off with her boyfriend leaving her fiancée the parents made the other sister get married to this guy who was either in a coma or had sleeping issues but after the sister got back her memories from the future she dumped her boyfriend who was the illegitimate brother of the fiancée and tried to get back fiancée. If anyone remembers please help.