Same, but this kind concept similiar with banana scandal. First couple just like introduce the story or engaging readers with usually light hearted story before showing other couple that will be like the main purpose of story usually more deeper and complex. The reason why first couple more get happy story and ending so the author no need to bring their problem again unless as extra loo

Well it was alright, but I wanted more of the first couple.... everyone here seems to love the second couple which took over basically but still....oh well