Stepbrothers and stepsisters.....mafia?

Y/n is cute strong bubbly girl she lives with her mother and her big brother in Seoul for some reason when she was small her mother and her brother moved to New York now after 6 years they are coming back and her mother has a secret boyfriend do u think she and her brother will forgive her mother for hiding the truth?
everyone this is my first time writing story please bear with my grammar mistakes and yes there is only brother sister relation between y/n her brother and her stepbrothers and stepsisters no hate to any Idols.......love you all
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