Erica Grey is the 10 year old daughter of Meredith Grey. Meredith had Erica in high school at 16. Ellis didn't like that Meredith got pregnant at 16 and Meredith took off, raising Erica on her own. She had been living in Boston until they moved to Seattle two weeks before Meredith's internship started. Face claim: Chloe Grace Moretz

Becca Grey is Meredith Grey's first born during her time in med school. She lives in Seattle with her mom. She is 15 almost 16. She is a sophomore in high school. She does not know who her biological father but she calls Derek her dad as he treated her like her daughter even though he knew she wasn't his. She has a rare type of cancer that she can live with but can only be cured one way: a quadruple organ transplant. She is a lot like her mother. What happens when she gets into some trouble that puts her life in danger?

Esmay Grey moved back to seattle a month ago after being away since the age of two. She moved back to give her fiance his dream job and to be close to her sister Meredith Grey. In the space of two days Esmays life is turned upside down, her engagement is over, her dad is back, her mum is admitted to the hospital and she has a secret, one that she hasnt told anyone and is desperate to share it. A/N: This is not set in any particular season or episode, nor does it follow the storyline of a season. It's all my own creation. All the medical terminology has all come from greys anatomy or the internet, if i get anything wrong i apoligse now. Please keep this in mind.