Watersongs (1st book on the water series)

My name is Lara my dad and mom suffered a car accident when me and my brother were small, me and my brother were actually raised by our aunt but now my brother had his own house and he's about to get married so I moved in to his house but since I moved I've been feeling and hearing this weird things and I don't know what they want from me. -the difference on the books are that the children one doesn't have "the" on the title And the adult one has .