Book 4 of the Jelena series.

Selena gets in to a fix where she is has to bring up her baby sister as her own child which can be hard since she also has a very famous career and also dating harry styles.

After the death of her parents, Selena is forced to raise her three year old, adopted sister on her own. She decides to be grown up about it and become a mum to her instead but can you really balance being a mum and being famous?